Butternut Squash Gratin without leek tenders milk

2 tablespoons unsalted butter 4 cups thinly sliced onions 1 1/4 lbs butternut squash, peeled,seeded and cut into 1/4 inch slices 1 1/4 lbs yukon gold potatoes[...]

1 large butternut squash, cubed 2/3 cup fresh parsley , chopped 3 garlic cloves , finely chopped 1 tablespoon lemon zest 1/2 teaspoon salt , divided 1/4[...]

1/4 cup unsalted butter 4 cups thinly sliced onions (about 1 pound) 2 1/2 lbs butternut squash , peeled, seeded, cut into 1/2-inch cubes 1 teaspoon sugar 1/2[...]

1/4 cup unsalted butter 4 cups thinly sliced onions (about 1 pound) 2 1/2 lbs butternut squash, peeled, seeded, cut into 1/2-inch cubes 1 teaspoon sugar 1/2[...]