Cheesy Potato Crust Casserole

Featured in: Forest-Style Comfort Bakes

This comforting dish layers a crispy potato crust with sautéed vegetables, creamy mixture, and a sharp cheddar topping. Potatoes are grated and baked to form a crust, while a medley of onion, bell pepper, zucchini, and peas is sautéed with herbs and spices. A creamy blend of sour cream, milk, eggs, and mozzarella tops the veggies before baking until golden and set. Let it rest before serving. Garnish with fresh parsley for an added touch.

Perfect for vegetarian main meals, this casserole brings cozy textures and flavors together. Variations can include other vegetables or making it gluten-free by ensuring dairy ingredients comply. Pair with salads or light wines to balance the richness.

Updated on Mon, 24 Nov 2025 14:51:00 GMT
Golden, bubbly Cheesy Potato Crust Casserole Bake with a creamy vegetable and cheese filling, delicious! Save
Golden, bubbly Cheesy Potato Crust Casserole Bake with a creamy vegetable and cheese filling, delicious! | cocoaferns.com

A rustic meatless comfort dish featuring a crispy potato crust creamy filling and a golden cheesy topping perfect for cozy family dinners.

This casserole has become a favorite in our family during chilly evenings and always brings smiles to the dinner table.

Ingredients

  • Potato Crust: 1.5 lbs (700 g) russet potatoes peeled and grated 2 tbsp unsalted butter melted 1/2 tsp salt 1/2 tsp ground black pepper
  • Filling: 1 tbsp olive oil 1 medium yellow onion finely chopped 2 cloves garlic minced 1 red bell pepper diced 1 zucchini diced 1 cup (150 g) frozen peas 1/2 tsp dried thyme 1/2 tsp smoked paprika 1/4 tsp chili flakes (optional) 1/2 tsp salt 1/4 tsp ground black pepper
  • Creamy Layer: 1 cup (240 ml) sour cream 1/2 cup (120 ml) whole milk 2 large eggs 1 cup (100 g) shredded mozzarella cheese
  • Topping: 1 cup (100 g) shredded sharp cheddar cheese 2 tbsp chopped fresh parsley (for garnish optional)

Instructions

Step 1:
Preheat oven to 400°F (200°C). Grease a 9x13-inch (23x33 cm) baking dish.
Step 2:
Squeeze excess moisture from the grated potatoes using a clean kitchen towel. In a bowl combine potatoes melted butter salt and pepper.
Step 3:
Press the potato mixture firmly into the bottom and up the sides of the prepared baking dish to form a crust. Bake for 20 minutes until edges begin to brown.
Step 4:
Meanwhile heat olive oil in a skillet over medium heat. Add onion and cook for 3 minutes until softened. Add garlic bell pepper and zucchini sauté for 5 minutes. Add peas thyme smoked paprika chili flakes salt and pepper. Cook for 3 more minutes remove from heat.
Step 5:
In a bowl whisk together sour cream milk eggs and mozzarella until smooth.
Step 6:
Spread the sautéed vegetable mixture evenly over the baked potato crust. Pour the creamy mixture on top spreading to cover the vegetables. Sprinkle cheddar cheese evenly over the top.
Step 7:
Bake for 30 minutes until golden and set. Let rest for 10 minutes before slicing. Garnish with fresh parsley if desired.
This vegetarian Cheesy Potato Crust Casserole Bake features a crispy potato base and a cheesy, creamy top. Save
This vegetarian Cheesy Potato Crust Casserole Bake features a crispy potato base and a cheesy, creamy top. | cocoaferns.com

We enjoy sharing this hearty casserole during family gatherings especially on weekends.

Required Tools

Box grater or food processor Mixing bowls 9x13-inch (23x33 cm) baking dish Skillet Whisk

Allergen Information

Contains Milk Eggs Check cheese and sour cream labels for gluten or other allergens if needed.

Nutritional Information

Calories 320 Total Fat 18 g Carbohydrates 28 g Protein 13 g per serving

A comforting, flavorful Cheesy Potato Crust Casserole Bake, ready to serve with a garnish of parsley. Save
A comforting, flavorful Cheesy Potato Crust Casserole Bake, ready to serve with a garnish of parsley. | cocoaferns.com

This casserole is easy to make ahead and perfect for meal prep or family dinners.

Recipe FAQs

How do I ensure the potato crust is crispy?

After grating, squeeze excess moisture from the potatoes tightly before mixing with butter and seasonings. Press firmly into the baking dish and bake until edges brown before adding fillings.

Can I substitute vegetables in the filling?

Yes, mushrooms, spinach, or other seasonal vegetables work well. Adjust cooking times slightly depending on the moisture content and texture.

What cheese types are best for topping?

Sharp cheddar adds a golden, flavorful crust, while mozzarella in the creamy layer provides smoothness. Mixing the two creates a balanced texture and taste.

How to make this dish gluten-free?

Ensure all dairy products like sour cream and cheese are certified gluten-free. The rest of the ingredients are naturally free from gluten.

What is the best way to serve this casserole?

Let it rest for 10 minutes after baking to set before slicing. Serve warm with a fresh green salad or light white wine for a balanced meal.

Can this dish be prepared ahead of time?

Yes, you can assemble it a few hours in advance and refrigerate. Bring to room temperature before baking for even cooking.

Cheesy Potato Crust Casserole

Rustic casserole with crispy potato crust, creamy filling, and a golden cheesy top, ideal for family meals.

Prep Time
25 minutes
Time to Cook
50 minutes
Overall Time
75 minutes
Author: Maya Larkson

Recipe Category Forest-Style Comfort Bakes

Skill Level Medium

Cuisine Type American

Makes 6 Servings Amount

Diet Details Vegetarian-Friendly

What You Need

Potato Crust

01 1.5 lbs russet potatoes, peeled and grated
02 2 tablespoons unsalted butter, melted
03 1/2 teaspoon salt
04 1/2 teaspoon ground black pepper

Filling

01 1 tablespoon olive oil
02 1 medium yellow onion, finely chopped
03 2 cloves garlic, minced
04 1 red bell pepper, diced
05 1 zucchini, diced
06 1 cup frozen peas
07 1/2 teaspoon dried thyme
08 1/2 teaspoon smoked paprika
09 1/4 teaspoon chili flakes (optional)
10 1/2 teaspoon salt
11 1/4 teaspoon ground black pepper

Creamy Layer

01 1 cup sour cream
02 1/2 cup whole milk
03 2 large eggs
04 1 cup shredded mozzarella cheese

Topping

01 1 cup shredded sharp cheddar cheese
02 2 tablespoons chopped fresh parsley (optional)

Directions

Step 01

Prepare oven and baking dish: Preheat oven to 400°F. Grease a 9x13-inch baking dish.

Step 02

Prepare potato crust: Use a clean kitchen towel to squeeze excess moisture from grated potatoes. Combine potatoes, melted butter, salt, and pepper in a bowl.

Step 03

Form and bake crust: Press potato mixture firmly into the bottom and up the sides of the baking dish. Bake 20 minutes until edges start to brown.

Step 04

Cook vegetable filling: Heat olive oil in a skillet over medium heat. Cook onion 3 minutes until softened. Add garlic, bell pepper, and zucchini; sauté 5 minutes. Stir in peas, thyme, smoked paprika, chili flakes, salt, and pepper. Cook 3 minutes more. Remove from heat.

Step 05

Mix creamy layer: Whisk together sour cream, milk, eggs, and mozzarella until smooth.

Step 06

Assemble layers: Spread vegetable mixture evenly over baked potato crust. Pour creamy mixture on top and spread to cover. Sprinkle cheddar cheese evenly over the surface.

Step 07

Bake casserole: Bake for 30 minutes until golden and set. Let rest 10 minutes before slicing. Garnish with fresh parsley if desired.

Kitchen Tools Needed

  • Box grater or food processor
  • Mixing bowls
  • 9x13-inch baking dish
  • Skillet
  • Whisk

Allergy Info

Always check every ingredient for allergens. If you're not sure, talk to a health expert.
  • Contains milk and eggs
  • Check dairy labels for gluten or other allergens if necessary

Nutrition Details (per portion)

Nutrition info shown is for guidance only. It cannot replace medical advice.
  • Calorie Count: 320
  • Fats: 18 g
  • Carbohydrates: 28 g
  • Proteins: 13 g