Kale Tofu Breakfast Cups

Ingredients (for 4 servings)

• 2 cups — kale, chopped (curly or Tuscan, stems removed)
• ½ cup — bell peppers, diced
• ¼ cup — onion, diced
• 1 whole — block extra-firm tofu , drained
• 2 tbsp — nutritional yeast
• ¼ tsp — turmeric
• ¼ tsp — salt
• ¼ tsp — pepper
• 1 tbsp — olive oil (for greasing)