Blackcurrant eclairs

Ingredients

• 400 grams (14.11 ounces) mascarpone
• 150 grams (5.29 ounces) cream, 33%
• 100 grams (3.53 ounces) condensed milk
• 50 grams (1.76 ounces) blackcurrant puree
• 2 grams (0.07 ounces) agar
• 30 grams (1.06 ounces) sugar
• 100 grams (3.53 ounces) milk
• 100 grams (3.53 ounces) water
• 3 grams (0.11 ounces) salt
• 7 grams (0.25 ounces) sugar
• 4 large eggs
• 90 grams (3.17 ounces) butter
• 110 grams (3.88 ounces) flour