Extra Good Puppy Chow

Bahan-bahan (16 porsi)

• 12 -oz. box of rice Chex cereal (about 10 cups)
• 2 cups semi-sweet chocolate chips
• 1 cup peanut butter
• 1/2 cup salted butter
• 2 teaspoons vanilla extract
• pinch of salt
• 2 cups powdered sugar (more as needed / desired)