Coconut Souffle

Name: Coconut Souffle
Ingredients: 3 tablespoons plus 1/2 cup sugar, divided; 1 cup sweetened shredded coconut, toasted if desired (see Tips); 1 ½ teaspoons coconut extract; 1 ½ cups low-fat milk; 2 tablespoons unsalted butter; 2 tablespoons canola oil; 1/4 cup white whole-wheat flour (see Tips) or all-purpose flour; 4 large egg yolks, at room temperature (see Tips); 8 large egg whites, at room temperature (see Tips); ⅛ teaspoon salt