UFC Ready Recipes Caldereta Mix (Spicy Stew Mix) is a convenient, ready-to-use powder mix, which has the characteristic flavor of Caldereta sauce when dissolved in water and cooked to desired consistency.  It also has the color and aroma of a real Caldereta recipe. UFC Ready Recipes Caldereta Mix (Spicy Stew Mix) is a reddish brown free-flowing powder that has the blend of choice spices and flavors with typical tomato and distinct spicy taste.