Cooking with Heinen’s | Guinness Brownies for Saint Patrick’s Day by Sally Roeckell March 13, 2017 Barrington Eats/Cocktails with Heinen's/Cooking with Heinen's/Food/Groceries/Heinen's Fine Foods/Heinen's Grocery/Recipes/Shop Local/Things to Do With the St Patrick’s Day coming up on Friday, decadent chocolate Guinness Brownies are on my Cooking with Heinen’s menu this week. More