Melt the butter in a pan over medium heat.
Whisk in the flour until a paste forms.
Slowly pour in the milk and heavy cream while whisking.
Reduce the heat to low and bring the mixture just to a simmer.
Add the cheeses and cook over low heat until fully melted and smooth. Set aside.
Add the chicken to a bowl and toss with the paprika, garlic powder, salt, and pepper.
Heat the oil in a skillet over medium heat.
Cook the chicken for about 4 minutes per side, or until fully cooked.
Chop the chicken and toss with buffalo sauce.
Add all ingredients to a bowl and mix well.
Pour the queso onto a sheet pan and top with the buffalo chicken.
Sprinkle the shredded monterey jack and cheddar cheese over the top.
Broil for about 2 minutes, or until the cheese is melted, golden, and bubbling.
Add the tortilla chips to a separate sheet pan.
Carefully pour the cheesy buffalo chicken mixture evenly over the chips.
Top with the chopped red onion and jalapeno, then finish with ranch.
