1 small (“cheddar” or white) cauliflower, cored, trimmed and cut into 1/4-inch slices
12 ounces elbow macaroni
2/3 cup cashews, soaked
2 cups vegetable broth, or more
2 teaspoons olive oil
1 small onion, chopped
2 garlic cloves, minced
Salt and black pepper, to taste
1/3 cup nutritional yeast, or more
1 (4-ounce) jar diced pimientos, drained
2 tablespoons fresh lemon juice, or more
1 teaspoon yellow mustard, or more