Bring the water and broth to a simmer in a medium saucepan (do not boil). Keep warm over low heat.
Heat oil in a large saucepan over medium heat. Add shallots; cook 1 minute, stirring constantly. Add rice; cook 2 minutes, stirring constantly. Stir in wine, salt, and pepper; cook 1 minute or until the liquid is nearly absorbed, stirring constantly. Add broth mixture, 1/2 cup at a time, stirring constantly until each portion of broth is absorbed before adding the next (about 20 minutes total). Stir in peas, asparagus, rind, and mint; cook 5 minutes, stirring constantly.