Spicy Pineapple Chicken Stir Fry

INGREDIENTS

• 2 cloves garlic, crushed
• 1 tablespoon ketchup
• 1/3 cup molasses
• 1/2 teaspoon grated ginger
• 1 tablespoon sriracha (this will be pretty mild, add more for extra heat)
• 2 pounds chicken, cut into one inch cubes
• 3 tablespoons vegetable oil
• 8 ounces pineapple
• 1/3 cup soy sauce
• Some red pepper flakes (optional)
• 3 tablespoons malt vinegar