2 small heads cauliflower, cut into florets
2 tbsp. butter
3 cloves garlic, minced
3 tbsp. all-purpose flour
2 c. whole milk
2 oz. cream cheese, softened
1 1/2 c. shredded cheddar, divided
Kosher salt
Freshly ground black pepper
6 slices bacon, cooked and crumbled
1/4 c. sliced green onions