Fresh Basil Mousse Recipe

Name: Fresh Basil Mousse Recipe
Ingredients: 1/4 ounce unflavored gelatin powder, such as Knox or Now Foods (about 2 1/4 teaspoons; 7g); 1 ounce cold milk, any percentage will do (about 2 tablespoons; 30g); 3 1/2 ounces plain or toasted sugar (about 1/2 cup; 100g); 1 1/2 ounces fresh basil (about 1 1/2 cups, loosely packed; 43g); 1 teaspoon (4g) Diamond Crystal kosher salt; for table salt, use about half as much by volume or the same weight; 4 ounces roughly chopped white chocolate, not chips (about 2/3 cup; 115g); 12 ounces milk, divided, any percentage will do (about 1 1/2 cups; 340g); 8 ounces heavy cream (about 1 cup; 225g); Fresh fruit, such as sliced strawberries, apricots, or nectarines, for garnish; Pine nuts or slivered almonds, for garnish (optional)