Cured Salmon Tartare with Cilantro

Name: Cured Salmon Tartare with Cilantro
Ingredients: 1 pound skinless salmon fillet; 1 1/2 cups coarse salt; 1/2 cup sugar; 1 medium red onion, thinly sliced; 1 bunch of cilantro (about 4 ounces); Zest of 1 lemon, cut into 2-inch-long strips; 1 small red bell pepper, finely chopped; 1 medium jalapeño, seeded and finely chopped; 1/2 cup plus 3 tablespoons finely chopped chives; 3 tablespoons sour cream; 1 tablespoon fresh lemon or lime juice; Fine salt and freshly ground pepper; Toast points, for serving