Shrimp Spaghetti

Ingredients

• 1 large onion
• 1 large green pepper
• 1 lb. mushrooms, sliced (optional)
• 1 to 2 lb. cleaned raw shrimp
• 1 lb. spaghetti
• 1/4 c. olive oil
• 1/2 c. margarine
• 1 tsp. salt
• 1 tsp. oregano
• 1 tsp. sweet basil
• 1 tsp. garlic
• 1 tsp. black pepper