Vegan Plantain Lasagna (Pastelón)

Ingredients

• 1/2 cup red lentils (you can use green lentils too)
• 2 cup s water
• 1 tbsp oil
• 1 onion, diced
• 2 cloves garlic, minced
• 7 – 8 mushrooms, diced
• 1/2 red bell pepper, diced
• 1/2 cup walnuts, crushed (or scrambled tofu/tempeh)
• 1 tsp oregano
• 1/2 tsp cumin
• 1/4 tsp chili powder
• 1 14.5-ounce can diced tomatoes
• 2 tbsp tomato paste
• 1 tbsp apple cider vinegar
• 1/2 tsp salt