Spicy Crawfish Dip with Bow-Tie Pasta for Dipping!

1 c. water 1 (1-oz.) package dried porcini mushrooms ¾ c. butter 1 bunch green onions, chopped ¼ c. flour 2 T. minced garlic 1 lb. cooked crawfish tails Salt, red/black pepper, to taste Tabasco to taste 2 c. sour…