Cheesy Spinach and Bacon Dip

1 pkg. (10 oz.) frozen chopped spinach, thawed and drained
1 lb. Velveeta, cut into 1/2 in. cubes
4 oz. cream cheese, cubed
1 can Ro-Tel
8 slices crumbled bacon

Combine ingredients and microwave on high 5 minutes, stirring after 3 minutes. Serve with tortilla chips.