Garlic-Creamed Spinach

I’ve eaten the creamed spinach at steakhouses in San Francisco, Las Vegas, and Austin, and it is undeniably delectable. But it should be called “Green-flecked Cream Sauce” because the spinach was practically an afterthought. To make the original, the recipe calls for an entire stick of butter, white flour, and 2 cups (!) of cream. My recipe retains the creamy silkiness, but puts the spinach in a st