Food & Cooking Recipes Homemade Vegan Worcestershire Sauce 3.4 (166) Close Yield: 1 cup This recipe for vegan Worcestershire sauce makes a fresher alternative to store-bought sauce. Try using it to make Colin Quinn's Irish Lamb Stew. Directions Place all ingredients in a medium saucepan. Bring to a boil over medium-high heat; reduce heat to a simmer and cook until liquid is reduced by half, about 20 minutes. Strain through a fine-mesh sieve and let cool completely before using. Worcestershire sauce may be stored in an airtight container, refrigerated, for up to 3 months.