American · Main

Shell Pasta Casserole with Peas and Mushrooms

Name: Shell Pasta Casserole with Peas and Mushrooms
Total time: 1 h 10 min
Yield: Serves 4
Cuisine: American
Ingredients: 115 g small shell pasta, or elbow macaroni; ¼ cup extra-virgin olive oil; 1 cup celery, chopped; ¼ cup onion, chopped; ¼ cup all-purpose flour; 2 tbsp Dijon mustard; 1 tbsp fresh thyme leaves, or 1 tsp dried thyme; 2 cups low-sodium vegetable broth; ¼ tsp salt; black pepper, freshly ground, to taste; 1½ cups frozen peas and pearl onions, thawed; 115 g sliced mushrooms, from a 4 oz jar, drained; ½ cup potato chips, crushed

A nostalgic baked casserole of small shells in a mustard and thyme flavored sauce, with peas, pearl onions and mushrooms. It comes out creamy-looking though it contains no dairy, and the top turns golden and crisp.

YieldServes 4
Hands-on30 min
Total1 h 10 min
Difficulty

Ingredients

Pasta

115 gsmall shell pasta, or elbow macaroni

Sauce

¼ cupextra-virgin olive oil
1 cupcelery, chopped
¼ cuponion, chopped
¼ cupall-purpose flour
2 tbspDijon mustard
1 tbspfresh thyme leaves, or 1 tsp dried thyme
2 cupslow-sodium vegetable broth
¼ tspsalt
to tasteblack pepper, freshly ground

Filling

1½ cupsfrozen peas and pearl onions, thawed
115 gsliced mushrooms, from a 4 oz jar, drained

Topping

½ cuppotato chips, crushedoptional

Diet

Vegetarian (lacto-ovo)
Vegan

Contains

Gluten
Mustard
Celery
Sulfites
Legumes (any)
Peas
Wheat
Olive
Nightshades (any)
Tomato
Potato (white)
Onion family (any)
Onion
Garlic
Cabbage family (any)
Carrot
Turmeric
Thyme
Black and white pepper
Mushrooms (any)
Button, cremini and portobello

Taste

Sweet
Sour / bright
Salty
Umami / savory
Richness / fat
Herbal / fresh

Texture

Creamy
Tender-braised

Equipment

Oven
Stovetop

Season

Any season

Occasion

Weeknight

Effort

20–45 min active
1–3 hours total
Difficulty 2
Leftovers-friendly
Kid-friendly

Nutrition

Calories: low
Protein: low
Carbs: moderate
Fat: moderate
Fiber: moderate
Sodium: moderate

Budget

Budget: low

What it costs to shop for

Members can download a cost breakdown for any recipe in Excel: what to buy after trimming, how many packages, and the cost per serving, scaled to however many you’re cooking for.

Method

The method is for members

The timed method (mise en place, a cook timeline with minutes per step, and cook mode with timers) is delivered to members in their packages, adapted to how they cook.

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