Step 1

Cook spaghetti in water with 2 teaspoons salt and 1 tablespoon oil until tender but still firm. Drain. Add eggs, Parmesan cheese, and butter. Mix and shape into a crust in a greased 10-inch pie plate or springform pan.

Step 2

Spread cottage cheese over crust. Preheat oven to 350 degrees F (175 degrees C).

Step 3

Heat 1 tablespoon vegetable oil in a large skillet over medium-high heat. Cook and stir the beef, onion, and green pepper until beef is thoroughly browned. Mix in tomatoes, tomato paste, sugar, oregano, 1/2 teaspoon salt, and garlic powder. Spread mixture over cottage cheese.

Step 4

Bake uncovered in preheated oven for 30 minutes.

Step 5

Sprinkle with mozzarella cheese and bake 5 to 10 minutes more, until cheese is bubbly and beginning to brown.