A colorful new version of everybody's favorite, packed with cheese. Great for a buffet.

Bake at 400 degrees for 45 minutes. Makes 8 generous servings at 77 cents each.

Nutrient Value Per Serving: 543 calories, 22 grams protein, 25 grams fat, 58 grams carbohydrate, 569 milligrams sodium, 68 milligrams cholesterol.

1 lb. elbow macaroni
4 tbsp. (1/2 stick) unsalted butter
1 tbsp. olive oil
2 med.-size zucchini (3/4 lb.), trimmed & cut into 1/2 inch thick slices
6 oz. mushrooms, cut into 1/8 inch thick slices (1 1/2 c.)
1 lg. onion, coarsely chopped (1 1/2 c.)
1 sweet red pepper, cored, seeded and cut into 1/2 inch pieces (1 c.)
2 cloves garlic, finely chopped
1/4 c. all-purpose flour
1 qt. cold milk (4 c.)
1 tsp. salt
1/4 tsp. ground nutmeg
1/2 c. dairy sour cream
1 tsp. Worcestershire sauce
Few drops liquid red-pepper seasoning
1 1/2 c. shredded sharp Cheddar cheese (about 6 oz.)