
8 to 8½ cups chicken bone broth, warmed
4 tablespoons unsalted butter
2 small shallots, chopped
6 cloves garlic, finely chopped
2 cups Arborio rice
2 cups shredded Parmesan cheese, divided
1 tablespoon fresh lemon juice
1 tablespoon chopped fresh tarragon, plus additional for garnish
1 tablespoon olive oil
1½ cups sugar snap peas, trimmed and halved
1½ teaspoon lemon zest
Salt and black pepper, to taste