Brazilian sweet potato nut gratin

Method

Prepare beans according to package instructions. Briefly fry the onion cubes in olive oil over medium heat. Add the boiled beans, the diced capsicum, spices and fry gently. Add water and simmer for about 10 minutes.

For the sauce, sauté the onion in olive oil briefly and add spices. Stir in the mash and heat over low heat. Add orange juice, mix well and simmer briefly. Fry the sweet potato slices carefully in a pan.

After that put the sweet potato slices in a circle in a casserole dish. Spread the black beans on top and cover with half of the orange and nut sauce. Lay out a new layer of faned sweet potato slices and cover with the other half of the orange and nut sauce. Bake the gratin at 160 °C for about 30 minutes.