Shamrock Crispy Rice Treats Green, gooey, and YUMMY! Nothing gets my little ones in the mood for St. Patrick’s Day quite like these Shamrock Crispy Rice treats! I found these delectable treats from No Time For Flashcards. Step 1: Gather your materials – You will need: 5 1/2 cups of marshmallows 5 1/2 cups of rice crispy type cereal 1/4 cup of butter green sprinkles green candies some non stick spray a large sauce pan 2 baking sheets a shamrock cookie cutter. Step 2: Stir the green sparkles and candies into the cereal. Step 3: Melt the butter over low heat. To see the full recipe and more delicious recipes visit No Time for Flashcards website!