Slow Cooker Boston Butt Recipe (Instant Pot Option)

Ingredients

• 2 large sweet onions
• 4-5 lb Boston butt roast
• 1 TBSP chili powder
• 1 TBSP paprika
• 1 TBSP garlic powder
• 1 TBSP salt
• 1 TBSP celery salt
• 1 TBSP basil
• 1 tsp black pepper
• 1 (15 oz) can crushed pineapple ((or one whole fresh pineapple))
• ¼ cup apple cider vinegar
• 2 cups barbecue sauce
• 1/2 - 1 tsp cayenne pepper ((optional, or chipotle powder) )