Makes 1 Sandwich 1/3 cup mayo 1/4 cup sourcream 2 cloves garlic 1/3 onion Olive oil Salt 1 thin slice steak 2 pieces of sourdough, toast it Mix first three ingredients, chill. Sautee onion with a dash of salt. Sautee steak with salt. Throw onions in at end to gather flavor. Cut toast in half. Spread garlic-mayo on toast, place on steak onions. Eat immediately.