Drunkin Shrimp with Mushrooms

12 ounces gemelli pasta (or any other desired pasta) Three-quarter medium-size onion chopped 4 cups sliced mushrooms One cube unsalted butter 1 tablespoon salt 1/4 teaspoon ground pepper 1/2 half cup Crown Royal Whiskey® 1 cup water, white wine or chicken broth Two extra-large vegetable bouillon cubes 1/4 cup flour and water for thickening 1 pound cooked…