Easy Tofu and Black Bean Quesadilla

Ingredients

• 1 tbsp olive oil
• 1 onion, diced
• 1 red pepper, diced
• 1 block (14oz) extra firm tofu
• 1/4 cup water
• 1 pack of taco seasoning
• 1 can (15oz) black beans, rinsed and drained
• shredded Mexican cheese
• 4 burrito-size flour tortillas
• salsa, for serving
• sour cream, for serving