Sweet & Sour Chicken Recipe

FOR THE CHICKEN COATING3-4 inch boneless skinless, chicken breasts, cubed into 1- piecesSalt and pepper1 cup cornstarch3 eggs, beaten1/4 cup canola oilFOR THE SAUCE3/4 cup sugar4 tbsp ketchup1/2 cup white vinegar1 tbsp soy sauce1 tsp garlic salt