Peas Spinach and Shallots

Name: Peas, Spinach and Shallots
Ingredients: 1 tablespoon olive oil; 2 small shallots- sliced thin; 2 garlic cloves- sliced thin; 2 1/2 cups fresh peas or one 14 oz. bag frozen peas ( not thawed); 1/8 cup water; 9 ounces bag of fresh spinach; 1/2 teaspoon salt; 1/2 teaspoon pepper; 1 tablespoon butter