The pressure builds and you start counting down minutes until you eat. You got your float valve ready and that sealing ring snug in place. It feels kinda thrilling waiting for the steam cues to let you know the cookers at work.

When the pressure build finally happens, you can almost smell how everythings melding together inside. You notice that comforting, rich aroma filling your kitchen and its dang tempting to just open the cooker and sneak a taste.
But hold tight cause you gotta do a quick release first. Once the steam hisses away and that float valve drops, you remember why this method works so good for creamy dishes like this Catfish Out of WaterMacaroni & Cheese. It gets everything cooked just right and locks in those deep Guinness and Irish cheddar flavors.
Why This Recipe Works Every Single Time
- The boiling of pasta first till al dente guarantees the right chewy texture after pressure cooking.
- Using a sealing ring helps keep pressure locked in and the steam cues are a perfect signal for timing.
- Butter and flour roux thickens the sauce nice and smooth before adding the Guinness.
- Guinness adds a rich malt flavor that makes this mac and cheese standout.
- Spinach gives a fresh, slightly bitter contrast that balances the richness.
- Greek yogurt adds creaminess without being heavy, keeping things luscious but light.
- Baking at 3506F lets the cheese brown and creates that bubbly golden top you always want.
Your Simple Ingredient Checklist
- 1 lbs. macaroni (jumbo shells work real good)
- ¼ cup butter
- ¼ cup all-purpose flour
- ½ teaspoon salt
- ½ teaspoon pepper
- 1 teaspoon mustard
- 1 teaspoon Worcestershire sauce
- 1 cup chopped spinach
- 1 ½ cups Greek yogurt
- 11.2 ounces Guinness beer (about 1 bottle or can)
- 2 cups Irish cheddar cheese, grated

You might notice I use jumbo shells just cause they hold that cheesy sauce beautifully. The butter and flour make the base roux which thickens this here sauce. Mustard and Worcestershire bring out layers of flavor helping the cheese and Guinness shine through. Spinach is kinda a secret trick to add color and that bit of freshness to balance things out.
How It All Comes Together Step by Step
- Preheat your oven to 350 degrees Fahrenheit. Start heating up while you get other parts ready.
- Cook the macaroni until al dente, just like package says. Then drain it and set it aside so its ready when your sauce is done.
- In a large saucepan, melt the butter over medium heat. Stir in flour, salt, and pepper and keep stirring for about 2 minutes to make a smooth roux.
- Slowly whisk in that Guinness beer and keep stirring until the sauce thickens up nicely, dont rush this part or you might get lumps.
- Add mustard, Worcestershire sauce, and chopped spinach. Cook until spinach wilts just right, then take the pan off the heat and stir in the Greek yogurt till smooth and creamy.
- Mix the cooked macaroni in with that saucy cheese mix so every shell is coated. Pour everything into a baking dish and bake in your preheated oven for roughly 20 minutes till its bubbly on top and nice & golden.

Smart Shortcuts for Busy Days
- You can totally use pre-cooked or leftover macaroni. Just warm it gently before mixing with the sauce.
- Grab bagged washed spinach to save chopping time. Its dang convenient and fresh.
- Using shredded Irish cheddar from the store cuts down prep and still gets that bold cheesy punch.
These shortcuts get you dinner ready quicker but dont skip the step of finishing in the oven. That baking makes the dish really come alive.
When You Finally Get to Eat
That first forkful you take is unforgettable. The cheesy sauce clings to the shell pasta like a warm hug, all rich with Guinnesss malt and that sharp bite of Irish cheddar.
You notice the spinachs tiny bitter pops cutting through the creaminess, making it all taste balanced and fresh. The top is perfectly golden, with just a little crust adding texture.
Its dang satisfying and kinda fancy even though its comfort food at heart. You feel that warmth spread and you know this recipes a keeper for those nights when you want something delicious but easy.
Each bite kinda reminds you that the pressure cooker makes things faster but never at the cost of flavor. You savor the combination of ingredients made just right, thanks to patience and that sealing ring locking in the steam.
How to Store This for Later
- Refrigerate leftovers in an airtight container. Itll keep good for about 3 to 4 days and you can warm it up in the microwave or oven.
- Freeze for longer storage by placing portions in freezer-safe containers or heavy-duty zip bags. Defrost overnight in the fridge before reheating.
- Reheat gently in the oven at 3256F till warmed through to keep that cheesy texture without drying out.
- If thawed from freezer, covering with foil while reheating helps trap moisture and keeps the dish creamy and melty.
Doing this means you get to enjoy your mac and cheese another day without losing that wonderful Guinness and cheddar flavor you worked hard on.
Your Most Asked Questions Answered
- Can I use other types of pasta? You sure can, but shells and elbow macaroni work best 'cause they hold the sauce nicely.
- What if I dont have Guinness? Try a dark beer or even a stout. The flavor wont be exactly the same but itll be close and still tasty.
- How do I know when the pressure cooker is safe to open? Watch the float valve closely. Once the pressure has dropped fully and the float valve has dropped, then it's safe to do a quick release or open it.
- Can I add more veggies? Totally, spinachs easy to add but you could toss in some mushrooms or bell peppers if you wanna mix it up.
- Is Greek yogurt necessary? It adds creaminess without heaviness, but you can swap it for sour cream if thats what youve got on hand.
- How do I get a bubbly top without burning it? Bake at 3506F and keep an eye near the end. If you see it browning too fast, throw a foil cover on to prevent burning.

Catfish Out of Water Macaroni & Cheese w/ Guinness & Irish Cheddar
Equipment
- 1 Large baking dish
- 1 Large pot
- 1 Skillet
- 1 Stovetop
Ingredients
Ingredients
- 1 lbs. Macaroni jumbo shells work real good
- ¼ cup Butter
- ¼ cup All-purpose flour
- ½ teaspoon Salt
- ½ teaspoon Pepper
- 1 teaspoon Mustard
- 1 teaspoon Worcestershire sauce
- 1 cup Chopped spinach
- 1 ½ cups Greek yogurt
- 11.2 ounces Guinness beer 1 bottle or can
- 2 cups Irish cheddar cheese grated
Instructions
Instructions
- Preheat your oven to 350 degrees Fahrenheit. Start heating up while you get other parts ready.
- Cook the macaroni until al dente, just like package says. Then drain it and set it aside so it's ready when your sauce is done.
- In a large saucepan, melt the butter over medium heat. Stir in flour, salt, and pepper and keep stirring for about 2 minutes to make a smooth roux.
- Slowly whisk in that Guinness beer and keep stirring until the sauce thickens up nicely, don't rush this part or you might get lumps.
- Add mustard, Worcestershire sauce, and chopped spinach. Cook until spinach wilts just right, then take the pan off the heat and stir in the Greek yogurt till smooth and creamy.
- Mix the cooked macaroni in with that saucy cheese mix so every shell is coated.
- Pour everything into a baking dish and bake in your preheated oven for roughly 20 minutes till its bubbly on top and nice & golden.



