Preheat oven to 350°F.

Blend cream cheese and 1Tbsp. melted butter.

Add chicken, salt, pepper, garlic salt, milk, and chopped onion. Set aside.

Unroll crescent rolls. Divide into 4 squares, sealing perforations.

Place 1/2 cup chicken mixture into center and draw up the corners to seal.

Brush tops with 1 Tbsp. melted butter, then sprinkle Parmesan cheese.

Bake for 20-25 minutes until tops are golden.