1 After You Chop Up The Onion, Squeeze A Little Lemon Juice Over It And Let It Sit While Prepping The Other Ingredients. According To My Mother, This Will Take The Edge Off The Onion. 2 Combine All Ingredients Into A Serving Dish. You Can Serve Right Away If You Want, But If You Chill For A Few Hours, The Flavors Will Come Together Better. Lasts A Couple Of Days In The Refrigerator.