In a large skillet, over medium heat, add olive. Add in the sausages to brown, around 6 minutes. Remove sausage and set aside.
To the skillet, add in butter. Stir in onions, simmer about 15 minutes to soften and carmelize onion, stirring frequently. Mix in minced garlic, stir a few seconds.
Pour in Guinness and stir up and brown bits sticking to the bottom of the skillet. Remove a few Tablespoons of the warm Guinness and place in a small bowl. Whisk the flour into the small bowl with the Guinness until smooth, no lumps. Pour back into the pan and whisk all together.
To the skillet, add beef broth, Worcestershire sauce, dry mustard, parsley, and thyme. Stir together. Add bangers back into the skillet.
Reduce heat to a low simmer. Cover pot with lid and simmer for 20 minutes. Serve over mashed potatoes.
Serve with mashed potatoes and peas. Optional: garnish with fresh chopped parsley.
Notes
Be sure to check Expert Tips and FAQs above with important tips and questions that can help make a delicious recipe. Note 1: Use Irish sausage, pork sausage, or beef sausage. Depending on where you live, Irish Import Stores, Specialty shops, and even grocery stores will carry Banger sausage. Note 2: If you don't cook with alcohol, increase beef broth. For those with health concerns about sodium, use low-sodium or sodium-free beef broth. We generally use sodium-free beef broth with excellent results. Note 3: Non-stick cooking spray can be used in place of oil.The nutritional values are based on bangers only. You will need to adjust calories based on what mash you use, potato or cauliflower.I'm not a registered dietician, I do my best to provide the most accurate nutritional values. Any nutritional data I provide is an approximation. Actual dietary information can vary based on ingredients and portion sizes.
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