Instant Pot® Buffalo Chicken Pasta

By fabeveryday

4.5 / 5

20min

25min

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2 tablespoons salted butter
1 ½ pounds skinless, boneless chicken breast cut in bite-sized pieces
½ medium onion finely chopped
3 ½ cups chicken stock
1 (16 ounce) package penne pasta
½ teaspoon salt
¼ teaspoon garlic powder
1 (8 ounce) package cream cheese cubed
⅓ cup Buffalo wing sauce
1 cup shredded mozzarella cheese
2 tablespoons crumbled blue cheese or to taste