1 lb. lean ground beef
1/2 c. onion, chopped
2 cloves garlic, minced
1 (28 oz.) can tomatoes
2 (6 oz.) cans tomato paste
2 tsp. salt
2 tsp. oregano
1/4 tsp. thyme
1/8 tsp. pepper
Cooked spaghetti

Cook beef, crumbled, with onion and garlic in 3 quart microproof bowl. Cook High for 5 minutes, drain off fat, stir to break up meat. Add remaining ingredients except spaghetti. (Cut tomatoes in small pieces.)