Combine 1 tbsp butter and 3 tbsp condensed milk in a bowl.

Microwave the mixture for about 5 seconds to melt.

Cut the tortillas into 8 equal pieces.

Spread the melted butter and condensed milk mixture evenly on the tortilla pieces using a brush.

Place sliced almonds on top of the coated tortillas.

Add a light layer of the butter-condensed milk mixture over the almonds.

Arrange the prepared tortilla pieces on a baking tray.

Bake in a preheated oven at 180°C (356°F) for 5–8 minutes until golden and crispy.