Baked Eggs without water tortillas

Vegetable cooking spray 6 tablespoons low-fat garlic-and-herb spreadable cheese (such as Rondelé) 48 fresh spinach leaves, torn 6 large eggs 12 tablespoons[...]

2 tablespoons unsalted butter, cut into small pieces (plus more for buttering dishes) 2 cloves garlic, crushed 1 tablespoon chopped fresh thyme 2 cups tomato[...]