Spaghetti Squash Casserole

Ingredients

• 1 small (1 1/2 to 2 lb.) spaghetti squash
• 1/2 c. water
• 1 lb. ground beef
• 1/2 c. chopped onion
• 1/2 c. chopped sweet red pepper
• 1 garlic clove, minced
• 1 (8 oz.) can tomatoes with liquid, cut up
• 1/2 tsp. dried oregano
• 1/4 tsp. salt
• 1/8 tsp. pepper
• 1 c. (4 oz.) shredded Mozzarella or Cheddar cheese
• 1 Tbsp. chopped fresh parsley