Acorn squash bread

Name: Acorn squash bread
Prep time: 10 min
Cook time: 1 h 30 min
Total time: 1 h 40 min
Cuisine: American
Ingredients: 1 small-medium acorn squash; 1 ½ cups granulated sugar; ½ cup mild olive oil or vegetable oil; 2 large eggs; 1 ½ cups all purpose flour; 1 tsp ground cinnamon; ½ tsp ground clove; ½ tsp freshly grated nutmeg; 1 tsp baking soda; ½ tsp baking powder; ¼ tsp salt; ½ cup chopped pecans or hazelnuts optional; Coarse sugar for sprinkling