4 Tablespoons unsalted butter, divided
1 Tablespoon olive oil
4-5 cups gf
Chicken Stock2 shallots, minced
1 celery rib, minced
1-1/3 cup arborio rice
Zest of 1/2 lemon
Juice of 1/2 lemon
1 teaspoon fresh thyme, minced
1 egg yolk, lightly beaten
1/4 cup parmigiano-reggiano cheese, grated
1/4 cup heavy cream
Salt and freshly ground black pepper to taste