bowtie pasta with basil, mushrooms and pignoli nuts

Tasty pasta and veggie dish .
Make this for your next party.
It yields exactly 1/2 chafing dish.

1/2 c. pignoli nuts,
3 oz. fresh basil,
9 oz. vine ripe tomato,
1/2 c. virgin olive oil,
1&3/4 lb. bowtie pasta,
8 garlic cloves, 12 oz. onion,
12 oz. cremini mushroom,
4 sweet mini peppers any colors,
2 T. sea salt for pasta water,
1 gal. water for pasta,
Sriracha hot chili sauce.