Spagheti and Italian Meat Sauce

• 1/2 c. minced onion
• 1/4 c. salad oil
• 1 lb. ground mutton
• 2 peeled cloves garlic, minced thyme
• 1 (6 oz.) can mushrooms
• 1 (#2) can tomatoes
• 1 (8 oz.) can tomato sauce
• 1 c. diced cheese
• 2 1/2 tsp. salt
• 1/2 tsp. pepper
• 1/4 tsp. sugar
• 1 lb. spaghetti
• 5 to 6 qts. water
• 1 tbsp. salt
• 1/2 to 1 c. grated Parmesan cheese
  

Simmer onion in oil for 5 minutes. Add meat and garlic. Cook until crumbly and slightly brown. Add chopped mushrooms with liquid, parsley, tomato sauce, tomatoes, salt, pepper, sugar and herbs. Cover and simmer 1 to 1 1/2 hours. About 20 minutes before serving, cook spaghetti according to directions on package. Mix with meat sauce and let simmer for about 10 minutes. Sprinkle with cheese and serve.