Elevate your meal prep with these Low Carb Italian Sub Squares, a delicious and easy-to-make dish that combines all the flavors of an Italian sub into a convenient, low-carb bake.

Perfect for a quick weeknight dinner or a hearty snack, this recipe layers savory meats, melted cheeses, and vibrant vegetables into a satisfying, protein-packed dish.
Simple to prepare and packed with flavor, it’s a great way to enjoy a classic taste with a healthy twist.
Ingredients
- 6 large eggs
- 1/2 cup heavy cream
- 1 cup shredded mozzarella cheese
- 1 cup shredded provolone cheese
- 1/4 cup grated Parmesan cheese
- 8 oz sliced ham
- 8 oz sliced salami
- 8 oz sliced pepperoni
- 1/4 cup sliced black olives
- 1/4 cup sliced pepperoncini peppers
- 1/4 cup diced red onion
- 1 tbsp Italian seasoning
- Salt and pepper to taste
Instructions
Step 1: Preheat Oven
- Begin by setting your oven to 375°F (190°C). Grease a 9×13 inch baking dish to prevent sticking.
Step 2: Prepare Egg Mixture
- In a large bowl, whisk together the eggs and heavy cream until fully combined.
- Stir in the shredded mozzarella, provolone, and Parmesan cheeses until the mixture is smooth.
Step 3: Layer the Meats
- Arrange half of the sliced ham, salami, and pepperoni evenly in the bottom of the greased baking dish.
Step 4: Add Egg Mixture
- Pour the egg and cheese mixture over the meat layer, making sure it spreads out evenly.
Step 5: Top with Remaining Meats
- Place the remaining slices of ham, salami, and pepperoni on top of the egg mixture.
Step 6: Add Vegetables and Seasoning
- Sprinkle the sliced black olives, pepperoncini peppers, and diced red onion over the top.
- Season with Italian seasoning, salt, and pepper to taste.
Step 7: Bake
- Put the dish in the preheated oven and bake for 25-30 minutes, or until the top is golden brown and the eggs are fully set.
Step 8: Cool and Serve:
- Allow the dish to cool for a few minutes before cutting it into squares.
- Serve and enjoy this delicious low-carb twist on an Italian sub!
FAQs
Can I substitute the meats with other types?
Yes! Feel free to substitute the ham, salami, or pepperoni with other deli meats like turkey, prosciutto, or even roast beef. The recipe is versatile, so you can use your favorite meats.
What side dishes go well with this recipe?
A simple side salad, roasted vegetables, or cauliflower rice would pair nicely with this low-carb dish. For a heartier option, garlic bread would be a delicious choice.

Simple Low Carb Italian Sub Squares
Ingredients
- 1 large egg
- ½ cup heavy cream
- 1 cup shredded mozzarella cheese
- 1 cup shredded provolone cheese
- ¼ cup grated Parmesan cheese
- 8 oz sliced ham
- 8 oz slice salami
- 8 oz sliced pepperoni
- ¼ cup sliced black olives
- ¼ cup sliced pepperoncini peppers
- ¼ cup diced red onion
- 1 tbsp Italian seasoning
- Salt and pepper to taste
Instructions
- Preheat Oven: Begin by setting your oven to 375°F (190°C). Grease a 9×13 inch baking dish to prevent sticking.
- Prepare Egg Mixture:a large bowl, whisk together the eggs and heavy cream until fully combined. Stir in the shredded mozzarella, provolone, and Parmesan cheeses until the mixture is smooth.
- Layer the Meats: Arrange half of the sliced ham, salami, and pepperoni evenly in the bottom of the greased baking dish.
- Add Egg Mixture: Pour the egg and cheese mixture over the meat layer, making sure it spreads out evenly.
- Top with Remaining Meats: Place the remaining slices of ham, salami, and pepperoni on top of the egg mixture.
- Add Vegetables and Seasoning: Sprinkle the sliced black olives, pepperoncini peppers, and diced red onion over the top. Season with Italian seasoning, salt, and pepper to taste.
- Bake: Put the dish in the preheated oven and bake for 25-30 minutes, or until the top is golden brown and the eggs are fully set.
- Cool and Serve: Allow the dish to cool for a few minutes before cutting it into squares. Serve and enjoy this delicious low-carb twist on an Italian sub!
hey, can I use tofu instead of meats? trying to keep it plant-based. thx
love this recipe! perfect for my protein needs. cheers Sandra
Right? It’s a game changer for meal prep.
Oh yay, another egg recipe! As if we needed more of those. Original much?
Looks okay, I guess. Might try if I find the time. How long does it keep in the fridge?
making this for the family tonight, looks so easy and delicious!
Not sure about replacing meats with tofu, flavors might not match. Anyone tried something else?
What about seitan? Heard it’s good for these kinda recipes.
Used tempeh last time, worked like a charm!