Step 2
Heat 1 tablespoon olive oil in a large skillet over medium heat; cook and stir onion, green bell pepper, tofu, mushrooms, garlic, and serrano chile pepper until vegetables are tender and tofu is lightly browned, 10 to 15 minutes. Add corn, black beans, and freekeh; cook and stir until heated through, 2 to 3 minutes. Stir juice of 1/4 lemon, juice of 1/4 lime, cumin, 1 teaspoon white sugar, chili powder, coriander, paprika, and a pinch of salt into vegetable-tofu mixture; cook and stir until evenly coated and tofu is browned, 2 to 3 minutes.