Butternut Squash Bread without allspice

2 packages active dry yeast 1/2 cup warm water 1 1/4 cups mashed cooked butternut squash 1 cup warm milk (110 to 115 degrees) 2 eggs , beaten 1/3 cup butter[...]

3 cups cubed peeled butternut squash (1/2-inch cubes) cooking spray 1/2 teaspoon salt , divided 1 teaspoon olive oil 1 cup chopped onion 1 garlic clove ,[...]

2 cups buttermilk 4 large eggs , separated 2 cups thawed frozen unseasoned, pureed butternut squash 1/3 cup freshly grated parmesan cheese 1 cup stone ground[...]