Burrata and Ikura Crostini

Bahan-bahan (4 porsi)

• 2 balls burrata cheese ((let it come to room temperature))
• 3 Tbsp ikura (salmon roe)
• 1 Tbsp soy sauce
• 1 Tbsp mirin
• 1 French baguette ((sliced ¼-inch thick and toasted))
• ½ cup arugula ((for garnish))
• 1 Tbsp yuzu kosho (Japanese citrus chili paste) ((optional, but highly recommend for spicy kick))