Turn on oven and preheat oven to 400 degrees
Line baking sheet with aluminum foil
Rinse a large handful of spinach and dry it
Get a hot plate and turn it on low-medium
Add spinach to the pan and let it cook down until it is soft
Take the spinach off the heat
Add 1/2 cup of cream cheese to a bowl
Add 1/2 cup of Monterey jack cheese
Add a pinch of garlic powder to bowl
Add chopped onion to bowl
Mix all ingredients together
Add spinach into the cream
In new bowl crack and egg and add 1 tbsp of water
Wisk together
Unroll the pastry sheet
Brush both sides with egg and water mixture
Spread Cream Cheese and spinach mixture on one side of pastry sheet
Roll up pasty and slice in to pin wheels
Place on baking sheet and bake at 400 degrees for 20 mins or until golden