Begin melting butter in a nonstick skillet on low heat. Steam broccoli in a steamer basket about 5 or so; drain. As broccoli steams add garlic to skillet. Stir about a minute then add bread crumbs. Increase to medium heat and cook about 2 minutes. Remove from heat and add lemon zest and salt. Drain broccoli. Add broccoli to skillet. Mix until all of the broccoli is flavored. Serve.