Caramelized Onion Tart with crumbs

2 tablespoons olive oil plus extra for brushing phyllo sheets 2 cloves garlic freshly minced 3 each red onions halved and thinly sliced 1 each yellow onion[...]

1 cup all-purpose flour 1/4 teaspoon salt 3 tablespoons vegetable shortening 3 tablespoons cold butter , cut into pieces 2 -3 tablespoons ice water 1 Prepare[...]