Ingredients:

• 1 (14-ounce) container extra firm or firm tofu
• 2 teaspoons canola or olive oil
• 1/2 medium yellow onion, diced
• 1 small poblano pepper or 1 large jalapeño pepper, seeded and diced
• 2 cloves garlic, minced
• 1/4 cup water, and more as needed
• 1 to 3 chipotle peppers in adobo, finely chopped
• 3 tablespoons adobo sauce (from the can)
• 2 tablespoons tomato paste
• 1 teaspoon ground cumin
• 1/2 teaspoon salt, or to taste
• Juice of 1/2 lime, or to taste