Orzo with Shrimp and Tiny Peas

INGREDIENTS

2 1/2 cups

lower-sodium chicken broth

1 cup

uncooked orzo (rice-shaped pasta)

2 tbsp

unsalted butter

large shallot, finely chopped

Zest of 1 lemon plus 1 tablespoon fresh lemon juice, divided

2 cups

frozen petite green peas, thawed

1 tbsp

chopped fresh tarragon leaves

1/4 tsp

kosher salt

1/8 tsp

freshly ground black pepper

1 lb

frozen cooked shrimp, thawed, drained, and patted dry

1/2 cup

grated fresh Parmesan cheese

Tarragon leaves (optional)

Lemon zest, thinly sliced (optional)