Slow-Cooker Chicken Tomatillo Tacos Recipe

Place peppers in a small pot of boiling water and simmer until color goes from bright green to green-gray, about 7 minutes. Drain and transfer to a blender or food processor. Add tomatillos, cilantro, onion, garlic, lime juice, and vinegar. Season with to taste with salt. Blend or puree until just combined but some texture remains. Place chicken in the bowl of a slow cooker. Add jalapeños and prepared tomatillo mixture. Set to low and cook for eight hours. Remove chicken thighs from slow cooker and let cool slightly. Discard skin and bones. Shred chicken using two forks, return to slow cooker, and stir to combine. Season to taste with salt. Serve with warm tortillas, chopped red onions, chopped cilantro leaves, and lime wedges.