now to make your cheese sauce; add butter onions, garlic & all seasoning to a large pot. cook about 3 minutes add in flour it will turn lumpy cook down Bout 1 minute. Now you'll need a whisk add in milk, you'll keep whisking on med/high heat till it starts to thicken*at this point if its to thick you can add a little more milk* add in cheese whisking well turn off. Niw top your broccoli with cheese sauce.