Photo: Sandie Clarke / Unsplash
American
Broccoli Cheddar Soup
Rated by 11 diets
Diet-compatible alternatives that share a role with this dish.
Typical ingredients
- broccoli
- cheddar cheese
- butter
- flour
- milk
- chicken broth
- carrots
- onion
Specific recipes may vary.
Diet Ratings
Broccoli Cheddar Soup contains several keto-friendly ingredients (broccoli, cheddar cheese, butter, chicken broth) but is significantly undermined by flour as a thickener and milk as a base. Flour is a grain-derived high-carb ingredient that directly spikes blood glucose, and milk adds additional lactose-based carbs. A standard restaurant serving (roughly 12 oz) can easily contain 20-30g net carbs, which could consume an entire day's carb budget. The cheddar cheese and butter are excellent keto fats, and broccoli is acceptable in moderation. With keto-friendly modifications — replacing flour with xanthan gum or cream cheese as thickener and substituting heavy cream for milk — this dish becomes highly compatible. As traditionally prepared, however, it warrants caution rather than approval.
Some strict keto practitioners would rate this as 'avoid' outright, arguing that flour (even in small thickening quantities) represents a grain-based carb with no place in ketogenic eating, and that the milk-to-cream substitution is so fundamental that the traditional dish should simply be avoided rather than modified.
Broccoli Cheddar Soup contains multiple animal-derived ingredients that are unambiguously non-vegan. Cheddar cheese is a dairy product made from animal milk, butter is a dairy fat, milk is a direct animal product, and chicken broth is made from animal flesh and bones. Four separate animal-derived ingredients disqualify this dish entirely from any vegan diet. The only plant-based components are broccoli, flour, carrots, and onion. This soup would require a complete reformulation — substituting vegetable broth, plant-based butter, non-dairy milk, and vegan cheese — to be considered vegan-compliant.
Broccoli Cheddar Soup contains multiple non-paleo ingredients that disqualify it from the diet. Cheddar cheese and milk are dairy products, which are excluded under paleo rules due to their lactose and casein content. Flour (wheat) is a grain and a core paleo exclusion. Butter, while sometimes debated, is typically excluded under strict paleo as a dairy derivative. The combination of three clearly non-paleo ingredients — dairy (cheddar, milk), grain (flour) — makes this dish a firm avoid. The paleo-approved ingredients (broccoli, carrots, onion, chicken broth) are completely overshadowed by the disqualifying ones.
Broccoli Cheddar Soup contains some Mediterranean-friendly ingredients (broccoli, carrots, onion) but diverges significantly from Mediterranean principles in its fat and dairy profile. Butter replaces olive oil as the primary fat, cheddar cheese is used in a heavy, non-traditional quantity rather than as a modest accent, and refined flour is used as a thickener. Dairy (milk, cheese) in this volume exceeds the moderate, incidental role dairy plays in the Mediterranean diet. The vegetables are a positive element, but they are overshadowed by saturated fat sources. This is not a dish that contradicts Mediterranean principles outright — it can be consumed occasionally — but it is not a staple and requires meaningful modification (substituting olive oil for butter, reducing cheese, using whole-grain thickener) to better align.
Some Mediterranean diet practitioners note that dairy, including cheese, is part of traditional Mediterranean eating in countries like Greece and France, and a vegetable-forward soup with modest dairy could be considered acceptable in moderation. However, the quantity of cheddar and butter in a standard Broccoli Cheddar Soup recipe exceeds what most Mediterranean diet frameworks would consider moderate dairy use.
Broccoli Cheddar Soup is fundamentally incompatible with the carnivore diet. The dish is built around broccoli, a plant food that is strictly excluded, and contains multiple other plant-derived ingredients: carrots, onion, and flour. Flour is a grain product, one of the most prohibited categories on carnivore. While cheddar cheese, butter, milk, and chicken broth are animal-derived components, they are minor supporting ingredients in a dish that is predominantly plant-based. The overall dish cannot be redeemed by partial animal-derived content when its primary ingredient and structural base are plant foods. No tier of carnivore — not even the more permissive 'animal-based' approach — would sanction this dish as presented.
Broccoli Cheddar Soup contains multiple Whole30-excluded ingredients. Cheddar cheese and butter are dairy products, both explicitly excluded from the program (only ghee/clarified butter is allowed as a dairy exception). Flour is a grain-derived ingredient, also excluded. Milk is another excluded dairy product. With three separate categories of excluded ingredients (dairy appearing multiple times, plus grains), this dish is firmly off-limits on Whole30.
Broccoli Cheddar Soup contains multiple high-FODMAP ingredients that make it unsuitable during the elimination phase. Onion is one of the highest-fructan foods and is a primary flavoring agent — there is no safe serving size. Flour (wheat) adds fructans. Milk contributes significant lactose, and while cheddar cheese is generally low-FODMAP (aged cheeses are low in lactose), the milk used in the soup base is a clear lactose problem. Broccoli florets are low-FODMAP at 3/4 cup but the stalks are higher-FODMAP; in a blended or chunky soup the combined amount often exceeds safe thresholds. The combination of onion, wheat flour, and milk creates three independent high-FODMAP strikes, making this dish essentially unavoidable during elimination without significant reformulation.
Broccoli Cheddar Soup presents a mixed DASH profile. The vegetables — broccoli, carrots, and onion — are excellent DASH foods, rich in potassium, magnesium, fiber, and vitamins. However, the dominant caloric contributors are full-fat cheddar cheese and butter, both high in saturated fat, which DASH explicitly limits. Regular cheddar cheese is also high in sodium (approximately 170-200mg per ounce), and chicken broth adds significant additional sodium, making the total dish potentially high in sodium unless low-sodium broth is used. The butter-flour roux and whole milk further add saturated fat. As commonly prepared in American restaurants or home kitchens, a single bowl can contain 800-1,200mg of sodium and 15-25g of saturated fat, both well above DASH-compatible levels for a single dish. The dish is not without merit — the vegetable base is strong — but the cheese, butter, and broth combination makes it a 'caution' food requiring significant modification to fit DASH guidelines.
Broccoli Cheddar Soup has some Zone-friendly elements but presents several challenges. Broccoli, carrots, and onion are excellent low-glycemic, polyphenol-rich vegetables that Zone strongly favors. However, the soup's macro profile is problematic: cheddar cheese is high in saturated fat with moderate protein, butter adds saturated fat, and flour creates a high-glycemic thickening base that pushes carb quality down. Milk adds lactose-based carbs. The overall fat profile skews heavily saturated rather than the monounsaturated fats Zone prefers, and the flour-thickened base undermines the low-glycemic carbohydrate goal. The dish also lacks a lean protein source — cheddar provides some protein but comes bundled with significant saturated fat, making it a poor Zone protein block choice. As written, the 40/30/30 ratio would be difficult to achieve: fat calories likely dominate over protein calories, and carb quality is compromised by the flour roux. It can be adapted — reduce cheese and butter, skip or minimize flour, add a lean protein — but as served in a typical restaurant or recipe, it requires significant modification to fit Zone principles.
Some Zone practitioners note that Sears' later work (The Anti-Inflammation Zone, The OmegaRx Zone) moderated the strict anti-saturated-fat stance of early Zone writing, acknowledging that dairy saturated fat is less inflammatory than processed food fats. From this perspective, a modest portion of Broccoli Cheddar Soup with its vegetable base could be viewed as a reasonable 'caution' food that fits into a Zone meal with careful portioning, especially if paired with a lean protein and the portion is kept to one Zone fat-block equivalent of cheese.
Broccoli Cheddar Soup presents a mixed anti-inflammatory profile. On the positive side, broccoli is a standout anti-inflammatory vegetable rich in sulforaphane, vitamin C, vitamin K, and glucosinolates that support detoxification and reduce oxidative stress. Carrots and onion add carotenoids, quercetin, and additional antioxidants. However, the inflammatory concerns are significant: cheddar cheese and butter are sources of saturated fat, which at high intake levels can promote inflammatory signaling. Full-fat dairy is categorized as a 'limit' food in anti-inflammatory frameworks. Flour contributes refined carbohydrates, and the overall dish is relatively high in saturated fat per serving due to the cheese-heavy base. The combination of butter, full-fat cheddar, and a flour-thickened roux makes this a dairy-heavy preparation that offsets the benefits of the vegetables. If made with reduced-fat cheese, less butter, or a dairy-reduced base (e.g., using more broth and less cream/full-fat dairy), the profile would improve. As typically prepared in American cuisine, this soup sits firmly in the 'caution' zone — beneficial vegetables undermined by a pro-inflammatory dairy and saturated fat load.
Broccoli Cheddar Soup has a mixed GLP-1 profile. On the positive side, broccoli provides fiber and micronutrients, and the soup format is easy to digest and hydrating — both well-suited to GLP-1 patients. However, the classic recipe is built on a high-fat base: butter, full-fat cheddar, and whole milk create a dish that is moderate-to-high in saturated fat per serving, which can worsen GLP-1 side effects like nausea, bloating, and reflux. Protein content is low for GLP-1 needs — cheddar contributes some protein but not enough to anchor a meal, and no primary protein source is listed. The flour-based roux adds refined carbohydrates with minimal nutritional value. The dish is portion-sensitive: a small cup may be tolerable and even comforting, especially on high-nausea days when solid food is difficult, but a full bowl of the typical restaurant version can deliver 400-600 calories with 25-35g of fat and only 12-18g of protein, which does not meet GLP-1 meal priorities. A home-modified version using reduced-fat cheese, low-fat or plant-based milk, and added protein (e.g., blended white beans or shredded chicken) would score significantly higher.
Some GLP-1-focused dietitians view broccoli cheddar soup favorably on high-nausea or low-appetite days because its smooth texture, warm temperature, and mild flavor are well-tolerated when solid foods are not, and they argue that any caloric intake with some micronutrient value is preferable to skipping meals entirely. Others maintain that the high saturated fat content is a consistent trigger for GI side effects and that even small portions can cause delayed gastric distress given already-slowed gastric emptying on GLP-1 medications.
Controversy Index
Score range: 1–4/10. Higher controversy = more disagreement between diets.