Mushroom Reubens

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Democracy Dies successful Darkness

4.7 (14)

This instrumentality connected the deli classical replaces the corned beef with slices of portobello mushrooms for a satisfying sandwich featuring zesty Russian dressing, melty Swiss food and tangy sauerkraut. Pressing the sliced mushrooms successful a skillet eliminates excess moisture portion retaining a juicy bite, and a mustard-and-spice paste incorporates immoderate of the flavors you would different find successful the emblematic corned beef. The fig of slices you extremity up with volition beryllium connected the size of the portobellos. Expect from 8 to 16 slices total.

If you don't consciousness similar making the Russian dressing from scratch, substitute your favourite store-bought variety.

Leftover dressing tin beryllium stored successful an airtight instrumentality for up to 3 days. Extra mushrooms tin besides beryllium refrigerated for a fewer days for further sandwiches, though you whitethorn privation to lukewarm them somewhat oregon let to travel to country somesthesia earlier using.

From Voraciously unit writer Becky Krystal; dressing look adapted from cookbook writer John Holl.

Ingredients

measuring cup

Servings: 2 (makes 2 sandwiches)

For the dressing

1/4 cupful mayonnaise
1/4 cupful ketchup
1 1/2 teaspoons prepared (white) horseradish oregon peeled, freshly grated horseradish root, patted dry
1/2 spoon blistery paprika (may substitute saccharine paprika and a pinch of cayenne pepper)
1 tablespoonful finely chopped pickles (may substitute pickle relish)
1 clove garlic, minced

For the mushrooms

2 tablespoons Dijon mustard
2 teaspoons crushed coriander
1 spoon brownish mustard seed
1/2 spoon kosher salt
1/4 spoon reddish capsicum flakes
Pinch crushed allspice
Freshly crushed achromatic pepper
Vegetable oil
1 lb portobello mushrooms, sliced successful fractional horizontally

For the sandwich

4 slices rye breadstuff (seeded, seedless oregon marble)
4 slices Swiss cheese
2/3 cupful sauerkraut, drained
1 tablespoonful unsalted food (may substitute salted butter)

Nutritional Facts

Per sandwich

Calories
548
Fat
25 g
Saturated Fat
14 g
Carbohydrates
57 g
Sodium
1899 mg
Cholesterol
67 mg
Protein
26 g
Fiber
7 g
Sugar
18 g

This investigation is an estimation based connected disposable ingredients and this preparation. It should not substitute for a dietitian’s oregon nutritionist’s advice.

From Voraciously unit writer Becky Krystal; dressing look adapted from cookbook writer John Holl.

Tested by Becky Krystal.

Published February 23, 2021

Updated March 17, 2026