Ingredients 

3 cups store-bought frozen precooked or leftover brown rice

 

1/2 cup walnut pieces

1/2 rotisserie chicken, skin removed and meat shredded (about 3 cups)

2 cups small seedless red grapes

1/2 cup loosely packed flat-leaf parsley leaves

4 cups loosely packed baby spinach

Dressing ingredients 

1/2 cup Greek yogurt

2 tablespoons olive oil

1 teaspoon lemon zest, plus 2 tablespoons lemon juice

1 tablespoon mayonnaise

1 small shallot, roughly chopped

1 small clove garlic, roughly chopped

Kosher salt and freshly ground black pepper

Instructions 

1. Meanwhile, puree the yogurt, oil, lemon zest and juice, mayonnaise, shallots, garlic, 1 1/2 teaspoons salt and a few grinds of pepper in a small food processor or a blender until smooth.
2. Toast the walnuts in a small skillet over medium heat until fragrant and just starting to brown, about 2 minutes.
3. Layer the Mason Jar in the following order dressing, brown rice, walnuts, chicken, grapes, spinach, parsley.