1. Split the yogurt between 3 small bowls. 
  2. Place the digestive biscuits in a strong freezer bag, then bash them with a rolling pin until they are crumbs. 
  3. Scatter the biscuits crumbs over the top of the yogurt bowls to look like sand. 
  4. Peel the clementine and carefully separate the segments. 
  5. Place a clementine segment on top of each bowl.  
  6. Cut claw shapes from the ends of the leftover clementine segments and place two in each bowl to turn your clementine segments into crabs. 
  7. Cut each mini marshmallow in half for the eyes, then dot on pupils with the edible writer pen. Pop two marshmallow eyes on the top of each clementine crab. 
  8. Decorate your beach yogurt bowls with paper cocktail umbrellas, then serve immediately. 

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