Springtime Pasta Primavera

1 pkg. bowtie pasta (make according to package directions)
1 - 8oz. pkg. sliced mushrooms
1/2 cup frozen peas
1 cup thin asparagus tips and stalks sliced in 1 inch pieces
1/2 cup julienne-cut carrots (very small and thin slices)
1 cup half-and-half
2 tbsp. butter
1/2 cup parmesan cheese
4 plum tomatoes, seeded and diced
2 tsp. fresh snipped or dried chives
Directions:
Melt butter in pan. Add vegetables; cook until barely tender, about 2 to 3 minutes (do not overcook). Season with salt and pepper. Add and cook until thickened, about 5 minutes. Put pasta in large serving bowl and pour vegetables over the top; let cool. Toss in cheese, tomatoes and chives.
(Makes 4 - 6 Servings)