Caramel & peanuts "Oscar" cake

Ingredients

• 250 grams (8.8 ounces) sugar (or brown sugar)
• 5 eggs
• 300 grams (10.5 ounces) flour
• 2 tablespoons peanut butter
• 100 milliliters (3.4 fluid ounces) milk
• 100 milliliters (3.4 fluid ounces) vegetable oil
• 8 grams (0.3 ounces) baking powder
• Vanillin to taste
• 50 grams (1.8 ounces) butter
• 50 grams (1.8 ounces) powdered sugar
• 200 grams (7.0 ounces) thick boiled condensed milk
• 400 grams (14.1 ounces) cream cheese
• 50 grams (1.8 ounces) popcorn
• 90 grams (3.2 ounces) white marshmallows
• 90 grams (3.2 ounces) butter
• 80 grams (2.8 ounces) salted peanuts
• 2 pears
• 1 orange
• 2 tablespoons sugar
• 50 milliliters (1.7 fluid ounces) water (#1)
• 1.5 tablespoons corn starch
• 3 grams (0.1 ounces) gelatin
• 15 milliliters (0.5 fluid ounces) water (#2)