Savory Crispy Bacon and Kale Bread Pudding

Name: Savory Crispy Bacon and Kale Bread Pudding
Ingredients: Bread Base/Crispy Bacon and Kale:; 1 loaf whole-wheat bread, cubed; 1 lg Spanish onion, med dice; 4 fresh green onions, chopped; 1/2 packet (6 rashers) thick-cut peppered bacon, finely diced; 1 lg bunches fresh kale, stems removed, torn in bite-sized pieces; Cajun Custard:; 8 lg whole eggs; 1 pint Half&Half; 3 tablespoons Tony Chachere's Cajun Seasoning, or to taste; 1/2 tablespoon powdered garlic, or to taste; 1/2 tablespoon powdered onion, or to taste; 1 - 2 tablespoons Chipotle Tabasco, or to taste; 3 cups Mexican Cheese Mix, shredded; salt and cracked black pepper, to taste; whole milk, as desired; 1 cup Mexican Cheese Mix, shredded