Veggie Pizza Puffs Recipe

1 sheet puff pastry, thawed
8 oz cream cheese, softened
½ cup sour cream
¼ cup mayonnaise
3 tbsp powdered ranch dressing mix
¼ tsp garlic powder
¼ tsp Worcestershire sauce
1 cup chopped broccoli
1 cup chopped cauliflower
½ cup chopped carrots