Slow-Cooker Pork Sandwiches with Homemade BBQ Sauce Recipe

Ingredients

• 3 tablespoons paprika
• 2 tablespoons brown sugar
• 1 teaspoon cumin
• 1 teaspoon salt
• 1 teaspoon pepper
• 2 tablespoons vegetable oil
• 1 pork shoulder (3-4 lb)
• 1 onion, sliced
• 3 tablespoons tomato paste
• 1/4 cup apple cider vinegar
• 6-8 burger buns
• 2 cups ketchup
• 1 cup brown sugar
• 1 tablespoon mustard
• 1/2 onion, finely chopped