Step 1

Preheat oven to 350°F, and place 8 tostados onto a baking sheet lined with aluminum foil or parchment paper.

Step 2

In a large skillet over medium heat, place chicken, beans, can of diced tomatoes, water, and taco seasoning. Cook for about 7 minutes until completely heated through, stirring frequently.

Step 3

Add the green onions to the skillet, and mix. Evenly distribute the chicken mixture among the tostadas, and cover each with ¼ cup of the Mexican cheese.

Step 4

Bake for 5-7 minutes until heated and cheese has melted. Serve with sliced avocado, and top with diced fresh tomato and cilantro, if desired.