Preheat oven to 350 degrees.
Line a cookie sheet with foil.
Spread saltines over cookie sheet in a single layer. Set aside.
Melt butter and brown sugar over medium heat. Bring to a boil and stir continuously for 5 minutes.
Pour sugar mixture over crackers spreading evenly with a spatula.
Bake at 350 degrees for 8 minutes.
While the crackers are in the oven, begin to melt the almond bark according to package directions.
Pour a small amount of the melted almond bark in two separate containers. Add some red food coloring to one and green food coloring to the other. Stir until mixed and you have the color you desire.
Pour the rest of the melted almond bark over the saltine crackers and spread evenly.
Drizzle and swirl the red and green food coloring over the top of the white almond bark.
Top with your favorite candies; M&M's, toffee bits, chocolate chips, etc.
Place in the refrigerator to set up and cool faster. Break into chunks. Store in cookie tins, or zip-top bags. Keep in a cool area or in the refrigerator.