
Potato and Black Bean Stack with Rustic Tomato Garlic Sauce
An affordable, original, and filling recipe made with boiled potatoes, black beans, and onion, baked until firm inside and crisp outside. It is served with a rustic tomato garlic sauce that adds moisture and plenty of flavor using accessible ingredients.
Ingredients
- 600 g potato (pelada and cut diced)
- 240 g cooked black beans (escurridos)
- 120 g onion (chopped fina)
- 3 cloves garlic (2 for the torre and 1 for the sauce)
- 40 g ground oats (for dar estructura)
- 1 unit egg (beaten)
- 30 ml vegetable oil (divided)
- 4 g sweet paprika (divided)
- 2 g ground cumin
- 6 g salt (or to taste, divided)
- 1 g black pepper (or to taste, divided)
- 300 g crushed tomato (for the sauce)
- 5 ml vinegar (for equilibrar the sauce)
- 10 g parsley (chopped)
Nutrition facts
per serving
Approximate nutritional information. Estimated from the recipe’s ingredients and amounts, using standard reference nutrition values. It may vary with brands, sizes and cooking method. For guidance only; not a substitute for medical or dietary advice.
Allergens
Instructions
- 1
1. Preheat the oven to 220 °C / 425 °F. Lightly grease a baking tray or rectangular pan with 1 tablespoon vegetable oil.
- 2
2. Cook the potato in water with a pinch of salt for 10 to 12 minutes, until tender but not falling apart. Drain well and mash in a large bowl.
- 3
3. Add the cooked black beans to the bowl and mash them partially with the potato, keeping some texture in the mixture.
- 4
4. Add the chopped onion, 2 minced garlic cloves, ground oats, the beaten egg, 1 teaspoon sweet paprika, ground cumin, 1/2 teaspoon salt, and 1/4 teaspoon black pepper. Mix very well until you get a firm mixture.
- 5
5. Transfer the mixture to the pan or shape it into a compact block on the tray. Press with a spoon to level it. Drizzle or brush with 1/2 tablespoon vegetable oil.
- 6
6. Bake for 20 to 25 minutes at 220 °C / 425 °F, until the top is golden and the edges look crisp.
- 7
7. Meanwhile, make the sauce. Heat the remaining 1/2 tablespoon vegetable oil in a skillet over medium heat. Add 1 minced garlic clove and cook for 30 seconds.
- 8
8. Add the crushed tomato, vinegar, 1/2 teaspoon sweet paprika, 1/2 teaspoon salt, and 1/4 teaspoon black pepper. Cook for 8 to 10 minutes, stirring, until thick and rustic.
- 9
9. Turn off the heat and stir the chopped parsley into the sauce.
- 10
10. Let the stack rest for 5 minutes after baking. Cut into portions and serve hot with the rustic tomato garlic sauce on top or on the side.
Chef tips
If the mixture feels too wet, add 1 or 2 extra tablespoons of ground oats. For a crispier finish, you can turn on the broiler for the last 2 minutes, watching closely.
Substitutions
You can replace black beans with cooked pinto beans or red beans. Parsley can be swapped for cilantro. For a gluten-free version, use certified gluten-free oats.
What I used to make it
Generic kitchen tools that work for this recipe. You don’t need to buy anything to make it.
Illustrative imageNinja Professional BL610 Blender
Smoothies, sauces and soups
- Smoothies, sauces and soups
- Easy-to-wash jar
- Check the power and jar size
Illustrative imageCosori Pro LE 5 Qt Air Fryer
Browning and baking with little oil
- Browns food with very little oil
- Handy for vegetables, chicken and reheating
- Check the basket capacity
Illustrative imageT-fal Ultimate Hard Anodized 12" Non-Stick Pan
Eggs, omelets and stir-fries
- Eggs and omelets that don’t stick
- Comfortable, sturdy handle
- Use wooden or silicone utensils
As an Amazon Associate, I earn from qualifying purchases.
Ratings & reviews
Sign in to rate this recipe
Sign inRelated recipes

Budget Rice with Egg
15 min

Rustic Bread, Lentil and Zucchini Bake
55 min

Budget Barley, Carrot and Bean Bake with Crunchy Garlic Breadcrumb Topping
60 min

Budget Barley, Carrot and Egg Bake with Mustard Bread Crust
60 min

Budget Bean, Potato and Onion Skillet Timbale with Paprika Parsley Sauce
50 min

Budget Chickpea, Potato and Cabbage Stew with Paprika Toasts
50 min