Preheat oven to 375 degrees.
Heat a saute pan over medium heat and add butter.
Once butter is melted, add onions and bell peppers and saute for 4 minutes or until softened.
In a large bowl, mix together eggs and half and half.
Add spices and sauteed onion mixture.
Finally, gently stir in the crab.
Place the defrosted pie crust in a pie dish and set on a baking sheet.
Add half the cheese to the bottom of the pie crust.
Pour in egg mixture then sprinkle on remaining cheese.
Place in oven and bake for 45-50 minutes until cooked through.
Remove from oven and let sit for at least 10 minutes to set before slicing.
Garnish with chives and serve.