Southwest Chicken Sandwich

Ingredients

• 1/2 chicken breast (butterfly a chicken breast for a thin slice)
• 3/4 c. flour
• 1/2 c. corn starch
• 1/4 tsp. baking powder
• 1/2 c. buttermilk
• 1/2 c. neutral oil (e.g. canola, peanut)
• Tomato
• Pickles
• Lime-cilantro crema
• Ancho/chipotle hot sauce (Cholula chipotle, or the adobo from a can of chipotles)
• Brioche hamburger-style bun, toasted