Sentence:  1 pound ground beef 2 teaspoons grated onion Dash of pepper 1 2 teaspoon salt 1 2 cup chopped walnuts 1 4 cup ice cold bourbon Combine ingredients ; form into patties and <WSD>barbecue</WSD> 5 minutes on each side . 
Meaning of the word marked with <WSD> tags:  cook outdoors on a barbecue grill