Butternut Squash Gratin with eggs

1 butternut squash apple cider (or try a blend like apple with Pomegranate) 2 tablespoons minced onions 2 teaspoons grated fresh ginger nutmeg salt and pepper[...]

3 (12 ounce) boxes frozen squash, thawed & drained (I use Birds Eye) or 3 lbs butternut squash, peeled,seeded & cut in cubes 6 tablespoons brown sugar 2[...]

2 lbs butternut squash 1 medium onion , finely chopped (about 1 c.) 1/2 teaspoon salt 1/4 teaspoon pepper 2 tablespoons butter , melted 2 eggs 3/4 cup milk[...]