Schlotzsky’s Broccoli Cheese Soup Recipe: Creamy Copycat Comfort in 30 Minutes

Recreating Schlotzsky’s signature broccoli cheese soup at home delivers that same creamy, comforting flavor you love from the restaurant. This copycat version captures the perfect balance of tender broccoli, sharp cheddar, and velvety texture—all achieved through careful ingredient selection and precise cooking techniques.

The secret lies in the combination of fresh broccoli, quality cheeses, and a simple roux that creates an ultra-smooth base. With just 30 minutes of active cooking, you’ll have a pot of rich, satisfying soup that rivals the original. Perfect for chilly evenings or whenever you crave that familiar, cheesy comfort.

Ingredients for Schlotzsky’s Broccoli Cheese Soup

Fresh broccoli, quality cheeses, and a simple roux recreate that signature Schlotzsky’s creamy comfort at home.

The cheeses make this soup. Sharp cheddar from a block (pre-shredded has anti-caking agents that make it grainy) plus American cheese for that signature velvety texture. I grab mine at Whole Foods or Trader Joe’s—both have good quality options. The broccoli should be fresh (frozen works in a pinch but changes the texture slightly), and cut it into uniform florets so they cook evenly. For the broth, Swanson’s low-sodium is my go-to—it lets you control the salt level better.

No half-and-half? Whole milk plus 2 tbsp melted butter gets you close. Need a vegetarian Worcestershire? Annie’s Organic is the best store-bought option. If you’re sensitive to smoked flavors, skip the paprika—it’s subtle but present. The ground mustard is key though—don’t skip it. For extra richness, some people add a splash of heavy cream at the end, but I find the half-and-half gives that perfect Schlotzsky’s-level creaminess without overdoing it.

This soup keeps beautifully—actually tastes better the next day as flavors meld. Store in airtight containers for 4-5 days in the fridge. Freezing works too (up to 3 months), but the texture changes slightly upon thawing. Reheat gently over medium-low to prevent separation. I like to make a double batch: one for now, one for later. The roux can be prepped ahead too—just store it covered in the fridge for 24 hours before using.

Step-by-Step Instructions for Schlotzsky’s Broccoli Cheese Soup

This method delivers that signature creamy texture and cheesy depth you crave—just like the restaurant version.

Step 1: Sauté the Aromatic Base

Melt the 0.5 cup unsalted butter in a large Dutch oven over medium heat. When the butter stops foaming, add the finely diced 0.5 whole yellow onion and cook for 5-6 minutes until translucent and just beginning to soften. The onions should never brown—this gentle cooking builds sweetness without bitterness.

Add the 2 minced garlic cloves and cook for 30 seconds until fragrant but not colored. Stir in the 0.33 cup all-purpose flour to form a roux, cooking for 2 minutes until the raw flour smell disappears. This creates the velvety foundation for your soup base.

Step 2: Build the Creamy Liquid Base

Slowly whisk in the 2 cups chicken broth, ensuring no lumps remain. The mixture will thicken noticeably as the roux absorbs the liquid. Once smooth, pour in the 2 cups whole milk and 1 cup half-and-half, stirring constantly to maintain that silky texture.

Increase heat to medium-high and bring the mixture to a gentle simmer. You’ll know it’s ready when small bubbles form around the edges and the surface just begins to shimmer. Reduce heat to medium-low and let it cook for 5 minutes, stirring occasionally, until slightly thickened.

Step 3: Incorporate the Cheeses and Seasonings

Reduce heat to low and stir in the 2 cups sharp cheddar cheese and 4 oz American cheese gradually, allowing each addition to melt completely before adding more. The American cheese ensures that velvety smoothness, while the sharp cheddar delivers that signature tang.

Once fully melted, stir in the 0.5 tsp ground mustard, 1 tsp kosher salt, 0.5 tsp ground black pepper, 0.25 tsp smoked paprika, and 1 tsp Worcestershire sauce. The smoked paprika adds just a hint of warmth that balances the richness beautifully.

Step 4: Finish with Perfectly Cooked Broccoli

In a separate pot, steam the 4 cups fresh broccoli florets for 3-4 minutes until bright green and just tender-crisp. Drain immediately and add to the soup base. This prevents overcooking while maintaining that vibrant color and slight bite that makes Schlotzsky’s version so satisfying.

Let the soup simmer together for 5-7 minutes on low heat, allowing the flavors to meld. The broccoli should remain distinct but tender, and the soup should have a luxurious, spoon-coating consistency. Taste and adjust seasoning if needed—remember that cheeses vary in saltiness.

Step 5: Rest and Serve for Optimal Creaminess

Remove from heat and let the soup rest for 5 minutes before serving. This brief rest allows the flavors to harmonize and the texture to reach its peak creaminess. The soup will thicken slightly as it cools, which is exactly what you want.

Ladle into warmed bowls and serve immediately. Each spoonful should deliver that perfect balance of creamy richness, cheesy depth, and fresh broccoli brightness—just like the original. For that authentic Schlotzsky’s experience, pair with their signature sourdough bread for dipping.

Perfect Pairings for These Flavors

Bread Pairings

Nothing beats dipping Schlotzsky’s-style sourdough bread into this creamy soup. The tangy, chewy bread balances the richness perfectly. I grab the pre-sliced loaves from the bakery section at Kroger or Publix—they’re almost identical to the restaurant version. Toast slices lightly for extra crunch. 🥖

Salad Complements

A crisp side salad cuts through the soup’s richness beautifully. My go-to is iceberg lettuce with cherry tomatoes, shredded carrots, and ranch dressing. The cool crunch provides perfect contrast. For extra Schlotzsky’s vibes, add their signature bacon bits to your salad.

Sandwich Combos

Turn this into a full meal by pairing with their famous Original sandwich. The combination of cheesy soup and toasted ham/cheese/salami on sourdough is pure comfort food magic. At home, I use Boar’s Head deli meats and Swiss cheese for that authentic flavor. The sandwich dipping potential is unbeatable.

Drink Pairings

For beverages, I love iced tea with this soup—either sweet or unsweetened works. The tannins in black tea cut through the creaminess. Lemonade is another great option; the acidity refreshes your palate between bites. Avoid heavy sodas—they compete with the soup’s richness rather than complement it. 🍹

Crunchy Toppings

Add texture with crushed Ritz crackers or buttery croutons on top. I keep a bag of Garlic Butter Croutons from Fresh Gourmet just for this purpose. The buttery crunch takes each spoonful to the next level. For extra indulgence, sprinkle with crumbled bacon bits before serving.

Wine Options

If you’re serving this for a cozy dinner, a crisp Sauvignon Blanc works beautifully. The citrus notes complement the cheesy richness. For red wine lovers, try a light Pinot Noir—its bright acidity won’t overpower the soup. I like Kim Crawford Sauvignon Blanc or Meiomi Pinot Noir for reliable, affordable options. 🍷

Frequently Asked Questions