Sesame Cheese Crackers

Ingredients

• 1/4 cup sesame seeds, toasted
• 1 cup all-purpose flour
• 6 to 7-1/2 teaspoons ice water, divided
• 1/2 teaspoon soy sauce
• 1/2 teaspoon salt
• 1 cup finely shredded cheddar cheese
• 1/8 to 1/4 teaspoon cayenne pepper
• 6 tablespoons cold butter