Homemade Kaya (coconut jam)

Name: Homemade Kaya (coconut jam)
Cuisine: Asian
Ingredients: 4 large egg yolks; 200 ml (3/4 cup + 2 tablespoons) coconut milk (no light products); 65 g (5 tablespoons) granulated sugar; 30 g (3 tablespoons) light brown palm sugar, finely chopped if crystallized*; 3 fresh pandan leaves (you can find them in Asian stores; skip if you don't; have); 1 pinch of fine sea salt >> all ingredients at room temperature