Vegetarian Pasta Sauce

3 med. onions chopped
1 med. green pepper, chopped
1 med. sweet red pepper chopped
5 garlic cloves, minced
2 T olive oil
3 med. zucchini, chopped
3 mec. yellow summer squash, chopped, 3 med. tomatoes, chopped
1 med. eggplant, peeled  and cubed
1/2 lb sliced, fresh mushrooms
2 cans (28 oz each) Italian crushed tomatoes
1 can (6 oz) tomato paste
2 cans (2 1/4 oz) sliced ripe olives, drained
1/4 cup minced fresh basil
3 T minced fresh oregano
2 T minced fresh rosemary
2 t. Italian seasoning
1 1/2 t. salt
1/2 t. pepper

Saute first 5 ingredients together until tender. Add the next 5 ingredients, cook & stir 5 min. Stir in remaining ingredients, bring to boil, reduce heat and simmer, uncovered, for 1 1/2 hours or until sauce in thickened. 14 one cup servings.