Golden, Fluffy Red Lobster-Style Cheddar Bay Biscuit Casserole

Golden tops bubble while sharp cheddar perfumes the whole kitchen with buttery warmth. This cheddar bay biscuit casserole bakes fluffy and cheesy in 50 minutes, no rolling needed. Perfect for weeknight dinners or crowd-pleasing potlucks.

Why This Recipe Works

• Room-temperature milk and eggs blend smoothly: Cold dairy can seize the cooled butter and leave streaks. At 70°F, everything emulsifies into a silky base that bakes evenly.
• Whisk dry ingredients before adding wet: Whisking spreads the baking powder through the flour so the rise is even. You won't get bitter pockets or dense spots.
• Stir batter just until it thickens: Overmixing builds gluten and turns the crumb tough. Stop once the batter is thick and sticky.
• Freshly shredded cheddar melts smoother: Pre-shredded bags are coated with anti-caking starch. That coating keeps the cheese from melting into velvety, even pools.

Ingredients You'll Need

All-purpose flour: This is the structure of the whole casserole. It gives the batter enough body to hold the cheese and rise into soft, tender biscuit pieces. For a gluten-free swap, use a 1:1 gluten-free blend that includes xanthan gum.

Baking powder: This is your lift. It releases gas in the oven, so the top puffs into fluffy, golden peaks. Check that your tin is fresh, because old baking powder bakes up flat and dense.

Garlic powder: It brings the savory, garlicky note that makes these taste like the restaurant biscuits. Because it blends into the flour, every bite tastes seasoned. Substitute one small clove of finely grated fresh garlic, or a pinch of granulated garlic.

Old Bay seasoning: This is a seafood seasoning blend with celery salt, paprika, and pepper. It's what gives the casserole its signature coastal flavor. No Old Bay? Mix ½ teaspoon paprika with a pinch each of celery salt and black pepper.

Kosher salt: Salt wakes up every other flavor in the bowl and balances the sharp cheese and butter. Its coarse flakes distribute evenly through the flour. If you only have fine table salt, use about ¼ teaspoon, since it's much denser.

Whole milk: Milk adds richness and keeps the crumb tender and moist. Whole milk gives the best flavor, but 2% works fine. For an even richer result, use 1 cup half-and-half.

Large eggs: Eggs bind the batter and help the casserole set firmly in the center. They also add color to the golden top. For a substitute, use ¼ cup liquid egg substitute for each egg.

Unsalted butter, melted: Butter gives the crumb its rich flavor and that buttery, golden finish on top. Melting it lets it blend into the milk for a glossy, smooth base. Salted butter works too, so reduce the kosher salt slightly.

Sharp cheddar cheese, freshly shredded: This is where the flavor really comes from. Sharp cheddar gives tangy, salty bites throughout the casserole. Mild cheddar will taste softer, and Colby-Jack makes a milder, gooey alternative.

How to Make It (Step by Step)

Two bowls come together, the cheese folds in, and everything bakes in one dish. Even if you've never baked a casserole before, the batter is forgiving and you'll nail it.

1. Preheat the oven and set a baking dish nearby until the oven feels hot and steady, 10-15 minutes at 375°F / 190°C.

2. Whisk the flour, baking powder, garlic powder, Old Bay, and kosher salt until evenly blended and pale, 30-60 seconds at room temperature (70°F / 21°C).

3. Whisk the room-temperature whole milk and eggs in a medium bowl until smooth and pale yellow, about 1 minute at 70°F / 21°C.

4. Stir the melted butter into the milk and egg mixture until glossy and fully blended, about 30 seconds at 70°F / 21°C.

5. Pour the wet mixture into the dry ingredients and stir with a spatula until a thick, sticky batter forms, 30-60 seconds at 70°F / 21°C.

6. Fold in the freshly shredded sharp cheddar until evenly spread through the batter, 1-2 minutes at 70°F / 21°C.

7. Spread the batter into the baking dish and bake until deep golden-brown on top and firm in the center, 30-35 minutes at 375°F / 190°C.

8. Rest the casserole on a wire rack until the edges firm up, 10-15 minutes at 70°F / 21°C.

Recipe Notes

• Storage: Keep leftovers covered in the fridge for up to 4 days. Wrap cooled portions tightly and freeze up to 3 months. Reheat at 350°F for 15 minutes, covered with foil.
• Key substitution: No Old Bay on hand? Mix ¼ teaspoon smoked paprika with a pinch of celery seed and a pinch of cayenne. It stays savory and close.
• Make-ahead tip: Shred the cheddar and keep it chilled, and whisk the dry ingredients up to one day ahead. Store both covered until baking day.
• Common mistake: Using a dish that's too small or too deep leaves the center gummy. Choose a 9x13-inch dish so the batter spreads thin and bakes evenly.

Serving size: 1 portion · Calories: 485 · Total Fat: 26g · Saturated Fat: 15g · Carbs: 44g · Fiber: 1g · Sugar: 4g · Protein: 17g · Sodium: 890mg

Tips and Tricks

• Equipment: Use a 9x13-inch baking dish. A dish this size spreads the batter thin enough to bake through evenly. Glass or ceramic both work well.

• Temperature precision: Bake at 375°F, not 350°F. A cooler oven sets the top too slowly. The center stays soft while the crust takes forever. Preheat for a full 10-15 minutes first.
• Common mistake: Spreading the batter unevenly. Thick heaps in the middle stay doughy, while thin corners over-brown. Push the batter level to every corner with your spatula.
• Flavour upgrade: Add a pinch of cayenne. Whisk a small pinch into the dry ingredients. It adds gentle warmth that makes the sharp cheddar taste even brighter.
• Texture tip: Spread the batter to the corners. Reaching every corner lets the edges bake golden and crisp. The center stays soft and fluffy, so every piece has both textures.

Frequently Asked Questions

Can I make this cheddar bay biscuit casserole gluten-free without changing the texture?

Swap the 2 cups all-purpose flour for 2 cups measure-for-measure gluten-free all-purpose blend that contains xanthan gum, and let the batter rest 5 minutes before baking.

Can I freeze individual slices of this casserole and reheat them without drying out?

Wrap each cooled slice in plastic wrap, then foil, and freeze up to 6 weeks. Thaw overnight in the fridge, then microwave for 30 to 45 seconds under a damp paper towel to keep the crumb soft.

Why does my cheddar bay biscuit casserole turn out gummy or sunken in the center?

Check that the center is firm and the top is deep golden-brown, adding 3-5 minutes if needed. Gumminess usually means underbaking or a dish that's too small, so use a 9x13-inch pan and let it rest 10-15 minutes before slicing.

What to Serve With This

• Lemon Garlic Green Beans: Crisp-tender beans with fresh lemon cut through the buttery richness of the casserole.
• Cucumber Dill Salad: Cool, crunchy cucumbers in a tangy vinegar dressing offer a bright contrast to the warm, cheesy bake.
• Creamy Tomato Basil Soup: This velvety soup softens the crisp golden tops for a cozy, comforting pairing.
• Tangy Vinegar Coleslaw: Sharp vinegar and crunchy cabbage balance the salty cheddar with a fresh, zesty bite.