Date and Banana Mix

Name: Date and Banana Mix
Prep time: 20 min
Cook time: 30 min
Total time: 50 min
Cuisine: African
Ingredients: 18 tablespoons butter (, melted); 1 cup sugar; 2 eggs; 4 cups flour; ¼ teaspoon salt; 1 teaspoon baking powder; 4 bananas; 1½ cup chopped dates; 2 tablespoons sugar; 1 tablespoon ground cinnamon