In a medium saucepan, add beans. Heat over medium high heat, until heated thoroughly.

Add hot sauce and remove from heat.

Add cream cheese and beat bean mixture until thoroughly combined.

Prepare a baking sheet with parchment paper.

Lay tostada shells on pan, avoid overlapping.

Spread a layer of beans over the shells, and top with cheese.

Place under a low broiler for about 3 minutes or until cheese begins to melt and shells begin to brown on the edges.

In a small mixing bowl, add the avocado, tomato, onion, and lime juice. Mix together

Spoon topping mixture over the prepared tostadas and enjoy!