Meanwhile, heat 3 tablespoons of olive oil in a large pan or wok over a medium heat. Add the onions, garlic, chopped chili pepper, and cumin. Grind in some salt and pepper. Cook, stirring occasionally, until golden, for 10-12 mins. 10 Minutes
Add the beans and 1 1/2 cups of water. Bring the whole lot to a boil, once there, reduce heat to medium, and simmer, stirring occasionally, until thickened, (approx 10-12 minutes). Add the sweetcorn and cook for 2-3 minutes. Remove from heat and stir in the scallions. 2 Minutes
Make the burritos
To eat now
To freeze for later
To reheat from frozen
Microwave + Oven: Remove frozen burritos from clingfilm and place on a microwave-safe plate and microwave on high for 3 minutes. Transfer to a lined baking tray and cook for 10 minutes on 200 degrees celcius.
Microwave: Remove frozen burritos from clingfilm and place on a microwave-safe plate, covered with a microwave safe bowl. Defrost at high power for 3-4 mins. Uncover and microwave on high for 3-4 mins. 3 1/2 minutes
Oven: Remove frozen burritos from clingfilm and rewrap individually in aluminum foil. Place on a lined baking tray and bake at 200 degrees celcius for 40 minutes. Remove the foil carefully and bake to crisp for 5-10 mins. (To reheat defrosted burritos; remove any wrapping and bake for 10 minutes on 200 degrees celcius).
Thanks to Alison Leech for her photo of this recipe!