8 oz imitation crab, flaked
1/4 medium onion, finely chopped
3 tbl butter
2 tbl flour
1/2 tsp garlic powder
1/4 tsp red pepper flakes (or more to taste)
2 cups skim milk
1 10-oz package frozen chopped spinach, thawed and drained well
6 oz artichoke hearts, drained and chopped
4 oz Velveeta 2% cheese
8 oz 2% cheddar cheese, divided
1/2 c. Parmesan cheese
Preheat oven to 350F. Spray a casserole dish with cooking spray.
Melt butter in a saucepan over medium-high heat. Add the onion and saute until onion is translucent, about 5 minutes. Add flour and whisk to combine. Cook, stirring constantly, 1 minute. Add milk and whisk to combine. Cook, stirring frequently, until mixture is thickened. Add garlic powder, red pepper flakes, Velveeta, Parmesan, and 6 oz of cheddar cheese. Cook, stirring frequently, until cheese has melted. Remove from heat.
Add crab, artichokes, and spinach to the saucepan and stir to combine. Pour mixture into prepared casserole dish. Sprinkle with remaining 2 oz of cheddar cheese. Bake 12-15 minutes. Serve with tortilla chips or pita chips.