The recipe
A Tomato-Rich Stew Built Around Mushrooms
Winter Portabella Mushroom Stew layers portabella and white mushrooms with onion, rosemary, tomatoes, garlic and sherry wine vinegar for a deeply savory stovetop stew.
Why it matters
Why This One Is Worth Bringing Back
Winter Portabella Mushroom Stew treats mushrooms as the center of the bowl rather than a supporting ingredient. Portabella and white mushrooms cook with onion, rosemary, tomatoes, tomato paste, garlic and sherry vinegar to make a savory, tomato-forward stew without meat or cream.
The vinegar is especially important to the recipe’s shape: it adds acidity to a mixture that could otherwise become heavy with mushrooms and concentrated tomato.
The original source has not yet been documented in the archive, so the site is keeping this as a legacy record without assigning a cookbook. For another vegetable-first dish with tomatoes, compare it with the 1961 Gazpacho; for a roasted vegetable side, Brussels Sprouts offers a completely different texture.
Modern kitchen notes
If You're Making It Today
These are modern editorial suggestions, not changes to the preserved recipe card. When a note comes directly from the existing recipe record, we will say so.
Brown the mushrooms in stages
Editorial technique note: mushrooms release a lot of moisture. Give them enough pan space to take on color rather than crowding them into a steaming pile.
Use the vinegar as a finishing balance
The sherry vinegar belongs in the recipe, so do not leave it out simply because the tomato base already seems acidic. Taste after it is incorporated before making further adjustments.
Butter is optional in the legacy record
If you leave out the optional butter, the stew remains centered on olive oil, mushrooms and tomato. Keep any other richness additions clearly separate from the preserved recipe.
Recipe card
The Preserved Recipe
Winter Portabella Mushroom Stew
Ingredients
- 4 tbsp olive oil
- 1 large onion diced
- 2 tsp fresh rosemary chopped
- 8 oz portabella mushrooms sliced ½ inch thick, gills removed
- 1 lb white mushrooms sliced
- 14½ oz tomatoes canned, diced
- 3 tbsp tomato paste
- 2 cloves garlic minced
- 1 tsp sherry wine vinegar
- 2 tbsp butter optional
- 2 pinches red pepper flakes
- salt and fresh ground pepper to taste
Instructions
- Heat 1 tablespoon oil in large nonstick skillet over medium heat.
- Add onions and rosemary and cook, stirring occasionally, until lightly browned, about 12 minutes; remove to a bowl.
- Return the pan to the stove and add half the remaining oil. When it’s hot, add the portabella mushrooms and sauté until nicely browned, about 5 minutes.
- Add portabellas to the onion mixture and repeat, sautéing with the remaining oil and the white mushrooms.
- Return everything to the pan and add the tomatoes, tomato paste, garlic, 1½ cups water and vinegar.
- Simmer gently for 12 to 15 minutes, then swirl in the butter. Season with salt, pepper and red pepper flakes.
- Serve, and enjoy!
Nutrition
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