Zucchini Boats – Rankin Beef

Ingredients

• 2 medium zucchini (about 8 inches)
• 3/4 pound ground beef
• 1 small onion, chopped
• 1/2 cup chopped fresh mushrooms
• 1/2 cup chopped sweet red pepper
• 1/2 cup chopped green pepper
• 1 cup shredded cheddar cheese, divided
• 2 tablespoons ketchup
• Salt and pepper to taste