Stir the onion, garlic, bay leaf, chipotle, adobo sauce, cumin, oregano, salt, tomatoes and vegetables stock together in the bowl of a slow cooker. Add the jackfruit and stir to coat.
Cook on low for 6 hours or high for 3 hours. Then, shred the jackfruit with two forks and stir it together with the sauce.
Transfer the jackfruit to a baking sheet and place it under the broiler for 5 minutes until it gets lightly charred and crispy.
Serve the jackfruit on tortillas and top with Mango Avocado Salsa, sour cream or yogurt, and cilantro leaves. Serve with lime wedges on the side.
Notes
You can find jackfruit in Asian markets and specialty grocery stores like Whole Foods and Trader Joe's. Some traditional grocery stores carry it as well. You can also buy jackfruit online.You can use this slow cooker jackfruit in a wide variety of dishes besides tacos. Use it to make delicious enchiladas or burritos. You can also use it to make quesadillas or pulled pork jackfruit sandwiches. It's also delicious on top of a salad.