Champagne Citrus Mussels

Name: Champagne Citrus Mussels
Ingredients: 2 1/2 pounds fresh mussels, cleaned and debearded; 2 clementines, both juiced, one zested; 1 teaspoon lemon zest, preferably meyer lemon; 1 shallot, diced small; 3 garlic cloves, sliced; 1 tablespoon avocado oil or olive oil; 1/2 cup dry champagne or prosecco; 1/2 teaspoon kosher or course sea salt; 1/2 teaspoon freshly ground pepper; 4-5 basil leaves, chiffonade or thinly sliced