lemon juice, and vinegar and season with salt. Let stand for 10 minutes. Slowly whisk in the olive oil and season with pepper. In a large bowl, toss the squash with the onion, lettuce, walnuts ...

Core the pears, but do not peel. Cut them into thin lengthwise slices, and toss in a bowl with lemon juice. Add the lettuce, cheese, walnuts, and pears to a large bowl, and toss together with the ...