The Ultimate Bacon Onion Southern Tomato Pie Recipe

Southern comfort food has many beloved staples, but few are as satisfying and nostalgic as the classic Southern Tomato Pie. Bursting with the fresh flavors of summer, this savory pie layers vine-ripened tomatoes, sweet onions, crispy bacon, and creamy cheese inside a flaky crust. Today, we’re adding a twist to the traditional with our irresistible Bacon Onion Southern Tomato Pie Recipe—a dish that’s perfect for family meals, potlucks, or a lazy Sunday brunch.

While this recipe is a celebration of classic flavors, it’s also steeped in Southern culinary tradition. Did you know that this dish—also known as Kentucky or Alabama Tomato Pie—is debated as to where it originated? Regardless of its origin, the combination of juicy tomatoes, herbs, and creamy cheese has made this pie a summer icon. For a deep dive into its culinary background, check out the history of Southern cooking and learn how dishes like this came to define a region.

Our version takes it up a notch with the sweet depth of caramelized Vidalia onions and the irresistible crunch of bacon. If you’re wondering how to get the perfect tomato for baking, use this guide on best tomatoes for cooking to find varieties like heirloom, Roma, or beefsteak that offer maximum flavor with minimal moisture.

🥧 What is a Southern Tomato Pie?

Southern Tomato Pie is a savory pie traditionally made with:

• A buttery, flaky pie crust
• Fresh summer tomatoes
• Mayonnaise mixed with cheese
• Herbs like basil and oregano

This dish is typically served warm, and although some treat it as a side, it can stand proudly on its own as a main course. Think of it as the savory cousin to a quiche or casserole—comforting and robust.

🧅 Why Add Bacon and Onions?

The addition of bacon brings a smoky richness that complements the acidity of the tomatoes and the sharpness of the cheese. Caramelized onions, especially sweet varieties like Vidalia, provide depth and balance. These ingredients enhance the classic without overwhelming it, making this version both traditional and elevated.

Flavor Benefits of These Additions

• Bacon adds salty, crunchy texture
• Onions bring sweetness and umami
• Together with cheese and tomatoes, they create a harmonious blend

🛒 Ingredients List

You likely have many of these items on hand, especially in summer. Here’s what you’ll need:

• 4 vine-ripened tomatoes (sliced thin)
• 1 prepared pie crust (store-bought or homemade)
• 1 large Vidalia onion, thinly sliced
• ½ pound bacon, cooked and crumbled
• 1 cup shredded Parmesan cheese, divided
• 1¾ cups shredded Cheddar cheese
• 1 cup mayonnaise (or ¾ cup for a lighter version)
• 3 tablespoons chopped fresh parsley
• 2 tablespoons each of fresh basil and oregano
• 1 cup crushed Ritz crackers (about 20)
• 3 tablespoons butter, divided
• 1 tablespoon olive oil
• ½ teaspoon black pepper

🧑‍🍳 Step-by-Step Instructions

Follow these steps for a foolproof, delicious pie:

1. Prepare Tomatoes

• Slice tomatoes thinly.
• Layer between paper towels and let them drain for at least 30 minutes to remove excess moisture.

2. Bake the Crust

• Preheat oven to 400°F.
• Place pie crust into a greased pie plate and dock with a fork.
• Bake for 18–20 minutes or until golden.
• Let it cool slightly.

3. Caramelize the Onions

• Heat 1 tablespoon butter and olive oil over medium-low.
• Add onions and cook for 20 minutes, stirring occasionally, until golden and soft.

4. Mix the Filling

• Combine caramelized onions, cooked bacon, ½ cup Parmesan, Cheddar cheese, mayonnaise, herbs, and pepper.

5. Assemble the Pie

• Layer half of the tomato slices in the pre-baked crust.
• Spread half of the cheese mixture over tomatoes.
• Repeat with remaining tomatoes and cheese mixture.

6. Add the Topping

• Melt remaining butter and mix with crushed Ritz crackers, the rest of the Parmesan, and parsley.
• Sprinkle evenly over the pie.

7. Bake

• Bake at 400°F for 15 minutes.
• Cool slightly before slicing.

🧠 Expert Tips for the Perfect Pie

Avoid a soggy mess by following these tricks:

• Drain tomatoes well to remove excess water.
• Pre-bake the crust using pie weights to keep it from puffing.
• Bake the assembled pie on a sheet pan to catch any drips.
• Want more hacks? Read this guide on how to prevent soggy pie crusts.

🍽️ Serving Suggestions

This pie is rich and flavorful. Pair it with:

• A crisp green salad with vinaigrette
• Fresh fruit like watermelon or berries
• Iced sweet tea or lemonade

It’s perfect for:

• Summer brunches
• Garden parties
• Potlucks
• Holiday side dishes

🥡 Storage & Reheating

• Refrigerate leftovers wrapped in foil for up to 3 days.
• Do not freeze—the tomatoes become mushy.
• Reheat in an oven or air fryer for best results.

⚖️ Nutritional Breakdown (Per Slice)

• Calories: 644
• Protein: 16g
• Carbs: 25g
• Fat: 54g
• Fiber: 2g

🧩 Variations to Try

Want to make this dish your own? Try:

• Adding spinach or jalapeños for a spicy kick
• Swapping Cheddar for mozzarella or pepper jack
• Using gluten-free crust or topping

❓ FAQs

What is Southern Tomato Pie made of?
It’s made of tomatoes, cheese, mayo, and herbs layered in a crust.

How do I avoid a soggy pie?
Drain tomatoes and pre-bake your crust.

Do you peel tomatoes for tomato pie?
Peeling is optional, but not required.

Can I make this the day before?
Yes, but it’s best fresh. Store unbaked and bake right before serving.

Why use mayonnaise in tomato pie?
It acts as a creamy binder with the cheese.

What’s the best tomato for this dish?
Go for low-moisture varieties like Roma, heirloom, or beefsteak.

How long does it last in the fridge?
Up to 3 days, covered tightly.

What’s the difference between tomato pie and pizza?
Tomato pie is savory and layered like a casserole, not baked on dough like pizza.

🏁 Final Thoughts

This Bacon Onion Southern Tomato Pie is more than just a recipe—it’s a celebration of Southern flavors and summer’s bounty. Whether you serve it warm out of the oven or at room temperature at your next gathering, it’s sure to be a hit. Give it a try, and don’t forget to pass on the tradition.

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