Onion Snack Squares

Prep: 15 min Cook: 15 min Serves: 38 Cuisine: American

Onion Snack Squares are savory, cheesy treats with crispy pie crust, layered with French fried onions and melted cheddar. Perfect for parties or casual snacking, they offer a delightful combination of crunch, cheesy richness, and onion flavor that appeals to all ages. Quick to prepare and easy to serve.

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Ingredients

  • 2 pie shells
  • 2 cans French fried onions
  • 1 cup shredded Cheddar cheese
  • 1 1/2 cups milk
  • 1 teaspoon salt
  • 1 teaspoon seasoned salt

Instructions

  1. Preheat oven to 425°F.
  2. Stretch two pie shells to cover the bottom and sides of a 9 x 13-inch baking pan.
  3. Crush the French fried onions with a rolling pin.
  4. Sprinkle some of the crushed onions over the pie shells (reserve some for topping).
  5. Sprinkle shredded Cheddar cheese over the onions.
  6. In a bowl, beat eggs, milk, salt, seasoned salt, and pepper together.
  7. Pour the egg mixture over the onions and cheese in the pie shell.
  8. Sprinkle the reserved crushed onions and cheese on top.
  9. Bake at 425°F for 15 minutes, or at 350°F for 25 minutes if preferred.
  10. Remove from oven and let cool slightly.
  11. Cut into squares to serve.

Tips & Substitutions

For a twist, consider adding sautéed vegetables like bell peppers or spinach to the filling for added flavor and nutrition. If you're looking to reduce calories, you can substitute half-and-half for milk or use a lower-fat cheese. Adjust the seasoning to your preference; adding a pinch of cayenne can give the dish a nice kick. This recipe is a great way to use up leftover cheese from other dishes.

Serving Suggestions

These Onion Snack Squares are perfect as a party appetizer or a savory snack. Serve them warm alongside a fresh salad or as a side dish to a hearty main course. They also pair beautifully with a tangy dipping sauce, such as ranch or a spicy aioli. For a complete meal, consider serving with a refreshing Sour Cream Salad for a delightful contrast in flavors.

Storage & Reheating

Store leftovers in an airtight container in the refrigerator for up to three days. To reheat, place the squares on a baking sheet and warm them in a preheated oven at 350°F for about 10-15 minutes, or until heated through. This will help retain their crispy texture, making them delicious even as leftovers.

Nutrition & Diet Analysis (per serving)

Each serving of Onion Snack Squares contains roughly 58 calories, with 2g protein, 5g carbohydrates, and 4g fat. It is an excellent source of vitamin C (20% of the Daily Value).

58 kcal 3% DV
Protein Fat Carbs

Macronutrients

Protein 2.2g 4% DV
Total Fat 3.6g 5% DV
Carbs 4.6g 2% DV
Fiber 0.9g 3% DV
Sugar 1g 2% DV

Electrolytes

Sodium 130.5mg 6% DV
Potassium 70.7mg 2% DV
Cholesterol 6.3mg 2% DV

Vitamins & Minerals

Vitamin A 25.1mcg 3% DV
Vitamin C 17.6mg 20% DV
Vitamin D 0mcg
Calcium 51.3mg 4% DV
Iron 0.2mg 1% DV
Diet fit Keto-friendly Under 400 cal
Contains Milk

Estimated from ingredients & per-serving nutrition — verify against package labels for allergies or strict diets.

* % Daily Values based on a 2,000 calorie diet (FDA 2020).

Frequently Asked Questions

Can I make this recipe ahead of time?

Absolutely! You can prepare the filling and assemble the squares a day in advance. Cover them tightly and refrigerate until you're ready to bake. Just add a few extra minutes to the baking time if they're coming straight from the fridge.

Can I use different types of cheese?

Yes, feel free to experiment with different cheeses like Monterey Jack or a spicy Pepper Jack for added flavor. Just be sure to shred the cheese yourself for the best melting results, as pre-shredded cheese often contains anti-caking agents that can affect texture.

How do I know when the squares are done baking?

The squares are done when the top is golden brown and the filling is set. A toothpick inserted into the center should come out clean. Keep an eye on them, especially if you’re baking at a higher temperature, to prevent burning.

Nutrition is estimated from USDA FoodData Central ingredient data and may vary with brand, portion and preparation — see our methodology. This information is for general educational purposes only and is not medical or dietary advice (disclaimer).

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