Pasta Packed with Beef & Creamy Cheese - cookrisp

Ingredients

• 20 jumbo pasta shells
• 1 lb ground beef or thinly sliced beef steak
• 1 small green bell pepper, finely chopped
• 1 small onion, finely chopped
• 1 tablespoon olive oil
• 1 teaspoon garlic powder
• 1/2 teaspoon salt
• 1/2 teaspoon black pepper
• 1 cup shredded provolone cheese or mozzarella
• 1 cup shredded cheddar cheese
• 1 jar (15 oz) cheese sauce