Best Old Fashioned Southern Mac and Cheese Recipe

On 4/20/2026, 5:12:23 PM

Learn how to make the ultimate old fashioned southern mac and cheese recipe. Rich, creamy, and baked to perfection with a crispy crust. Simple comfort food.

Table of Contents

This old fashioned southern mac and cheese recipe relies on sharp cheddar, evaporated milk, eggs, and a roux to create a custard-like baked dish with a crispy top and creamy center. The key techniques include shredding your own cheese, tempering eggs to prevent scrambling, melting cheese off-heat for a smooth sauce, cooking pasta slightly underdone, and resting the baked casserole for 10-15 minutes so the filling sets properly.

Question

Answer

Why use evaporated milk instead of regular milk?

Evaporated milk is concentrated and creamy, creating a rich sauce that resists separating during baking.

Why do I need to temper the eggs?

Tempering slowly raises the egg temperature so they blend into the sauce without scrambling.

Can I use pre-shredded cheese?

No, pre-shredded cheese contains anti-caking agents that cause a grainy texture instead of a smooth melt.

Why is resting the casserole important?

Resting lets the custard set so it slices cleanly instead of turning runny.

What temperature should I bake southern mac and cheese at?

Bake at 350°F for 25-30 minutes for a crispy top with a creamy center.

Why this old fashioned southern mac and cheese recipe works

Authentic Southern Ingredients

This recipe relies on traditional components that define southern baked mac and cheese. Sharp cheddar cheese delivers a bold, tangy flavor that melts smoothly. Evaporated milk creates a rich, creamy sauce base that resists curdling. Eggs act as an emulsifier, adding richness and helping the sauce set firm when baked. Elbow macaroni is the classic shape, its curves trapping sauce in every bite.

Ingredient

Key Role

Sharp Cheddar

Primary flavor, smooth melt

Evaporated Milk

Creamy, stable sauce

Eggs

Emulsify, set sauce

Butter & Flour

Roux base, thickens

Elbow Macaroni

Sauce-holding shape

Precision Cheese Sauce Technique

The method prevents common failures like grainy or separated sauce. A roux of melted butter and whisked flour forms the thickener. Evaporated milk is added gradually off-heat to avoid lumps. Cheese is stirred in once the mixture is removed from heat, ensuring a silky texture. Eggs are tempered by slowly mixing hot sauce into them before combining, preventing scrambled eggs.

  • Cook roux until golden but not brown.
  • Whisk milk in slowly for a smooth base.
  • Add cheese off heat, stir until melted.
  • Temper eggs with hot sauce first.
  • Fold sauce into drained pasta gently.

Baking for Contrasting Textures

Baking at 350°F for 25-30 minutes sets the custard-like interior while browning the top. The crust becomes crispy and golden, contrasting with the creamy center. Resting for 10 minutes post-bake allows the sauce to firm slightly, making slicing clean. This step is non-negotiable for perfect texture.

Flavor Depth and Balance

Sharp cheddar alone can be overwhelming. A teaspoon of mustard powder enhances the cheese flavor without tasting mustardy. A pinch of paprika adds color and subtle smokiness. Salt is added cautiously since cheese and butter are salty. Some cooks include a dash of hot sauce for background heat that cuts richness.

Must-have ingredients for classic baked macaroni

The Non-Negotiable Cheese

Sharp white cheddar is the soul of an old fashioned southern mac and cheese recipe. Its high fat content melts into a smooth, velvety sauce while providing the essential tangy punch. Pre-shredded cheese contains anti-caking agents that prevent a clean melt, resulting in a grainy texture. Always buy a block and shred it yourself. For depth, many cooks blend in a small amount of Monterey Jack or a mild Gruyère.

Cheese

Role in Sauce

Substitution Note

Sharp White Cheddar

Primary flavor, smooth melt

Do not substitute with mild cheddar

Monterey Jack

Adds creaminess, mild flavor

Can use more cheddar instead

Gruyère

Nutty complexity

Use sparingly, it's stronger

Dairy & Binders That Define the Texture

Evaporated milk is a southern staple. It’s concentrated and creamy, creating a lush sauce that won’t separate during baking. Whole milk is too thin; half-and-half is too rich. Eggs are the binder that transforms the dish from a stovetop mac into a baked custard. They create a firm, sliceable interior. Butter and flour form the roux, the foundational thickener that gives body to the sauce.

  • Evaporated Milk: 12oz can, not sweetened condensed.
  • Large Eggs: 2, room temperature, tempered.
  • Unsalted Butter: 4 tbsp for roux and pan.
  • All-Purpose Flour: ¼ cup for roux.

Pasta and the Critical Prep

Dried elbow macaroni is the classic choice. Its curved shape traps sauce. Cook it al dente—1-2 minutes less than package directions. It will soften further in the oven. Overcooked pasta turns mushy. Do not rinse the pasta after draining. The starch on the surface helps the sauce adhere.

Seasonings for Authentic Flavor

Southern baked mac and cheese is seasoned simply but precisely. Dry mustard powder (1 tsp) is essential—it amplifies the cheese flavor without tasting like mustard. Paprika (½ tsp) adds color and a whisper of sweetness. Salt is added carefully because cheese and butter are already salty. A few dashes of hot sauce (like Louisiana) are traditional for a subtle background heat that cuts the richness.

Steps to build the perfect cheese sauce

Make the roux base

Melt butter in a large pot over medium heat.

Whisk flour into the butter.

Stir constantly for two minutes.

Cook until the mixture turns light brown.

This step removes raw flour taste.

Add milk and spices

Pour evaporated milk into the pot slowly.

Whisk vigorously to prevent lumps.

Add dry mustard, salt and black pepper.

Stir until the sauce thickens.

The sauce must coat the back of a spoon.

Remove the pot from the burner.

Melt the cheese

Add freshly shredded sharp cheddar cheese.

Reserve one cup of cheese for the topping.

Stir until the cheese melts completely.

Residual heat melts the cheese smoothly.

Never boil the sauce after adding cheese.

High heat makes the proteins separate.

Temper the eggs

Crack eggs into a small bowl.

Beat the eggs until smooth.

Ladle one cup of hot sauce into the eggs.

Pour slowly while whisking rapidly.

This tempering process prevents scrambled eggs.

Pour the warm egg mixture back into the pot.

Stir well to finish the custard base.

Cheese sauce troubleshooting tips

  • Sauce too thick: add a splash of milk.
  • Sauce too thin: cook over low heat longer.
  • Oily sauce: cheese got too hot. Add cornstarch slurry.

Master this base for the ultimate old fashioned southern mac and cheese recipe.

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Bake it right for a crispy top and creamy center

Prep the baking dish

Coat a 9x13 casserole dish with butter.

Grease the sides too.

This prevents sticking and adds flavor to the edges.

Pour the mac and cheese mixture in.

Spread it evenly with a spatula.

Build the crispy topping

Sprinkle the reserved shredded cheese across the top.

Add a handful of breadcrumbs for extra crunch.

Panko breadcrumbs work best.

They stay light and crispy under heat.

Dot small pieces of butter across the surface.

The butter melts and browns the topping.

Oven temperature and timing

Oven Temp

Time

Result

350°F

25-30 min

Crispy top, creamy center

375°F

20-25 min

Browner top, firmer center

325°F

35-40 min

Less crust, softer texture

Place the dish on the middle rack.

Bake until the edges bubble.

The topping should turn golden brown.

Check at the 20-minute mark.

Ovens vary so watch closely after that.

The rest period matters

Remove the dish from the oven.

Let it sit for 10-15 minutes.

Do not skip this step.

The custard sets up during resting.

Slicing too early makes the sauce runny.

The cheese pulls apart instead of holding shape.

  • Watch for deep browning at edges. Cover with foil if needed.
  • Center should jiggle slightly when done.
  • Insert a knife in the center. It should come out clean.

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