Slow Cooker Pepper Steak

• Ingredients
• 2 pounds beef sirloin, cut into 2 inch strips
• garlic powder to taste
• 3 tablespoons vegetable oil
• 1 cube beef bouillon
• 1/4 cup hot water
• 1 tablespoon cornstarch
• 1/2 cup chopped onion
• 2 large green bell peppers, roughly chopped
• 1 (14.5 ounce) can stewed tomatoes, with liquid
• 1 tablespoons soy sauce
• 2 teaspoons Worcestershire sauce
• 1 teaspoon white sugar
• 1 teaspoon salt
•  
• Sprinkle strips of sirloin with garlic powder to taste. In a large skillet over medium heat, heat the vegetable oil and brown the seasoned beef. Transfer to a slow cooker.
•  
• Mix bouillon cube with hot water until dissolved. Then mix in cornstarch until dissolved. Pout into the slow cooker with meat. Stir in onion, peppers, stewed tomatoes, soy sauce, worcestershire sauce, sugar and salt. 
•  
• Cover and cook on Low for 6 to 8 hours. Serve over cooked rice.