Butternut Squash & Potato Curry without raisins turmeric

1/4 cup olive oil 4 cups onions , thinly sliced 4 fresh thyme sprigs 2 tablespoons fresh sage , chopped salt & freshly ground black pepper 3 cups butternut[...]

1 butternut squash 1 large sweet potato 3 medium carrots or 2 large carrots 1 large red onion 2 celery ribs 1 red pepper 1 tablespoon olive oil 1 vegetable[...]