Spicy Shrimp and Vegetable Stir Fry

1 1/2 lbs large shrimp , peeled and deveined 4 scallions , white and green parts thinly sliced but kept separate 2 garlic cloves , minced 2 teaspoons[...]

1 lb large shrimp , peeled 1/2 cup canola oil 6 garlic cloves , minced 1/2 teaspoon hot sauce (or less depending on how hot you want it) 2 cups shiitake[...]