Ingredients
6ozmushrooms,sliced
½onion,sliced
1½cupsbeef broth,low sodium
1ozbrown gravy mix,1 package, dry
2tbspketchup
1tspdijon
2tbspfresh parsley
2tbspcorn starch
4tbspwater
1½lbslean ground beef
1egg yolk
¼cuponion,minced
⅓cuppanko bread crumbs
3tbspmilk
1garlic clove
salt and pepper,to taste