1. In a mixing bowl, place the softened butter, add the sugar and almond powder, then work everything together until you get a creamy mixture.
2. Crack the egg, add the yolk and mix again to obtain a homogeneous dough.
3. Incorporate the milk, heavy cream, and vanilla extract, making sure all ingredients are at room temperature.
4. Pour the batter into a greased 20 cm mold and spread it evenly.
5. Add the sifted flour in two parts, mixing between each addition.
6. Incorporate the diced poached pears and mix one last time.
7. Preheat the oven to 200°C and bake for about 10 to 12 minutes, until a knife blade comes out moist but clean.
8. Allow the biscuit to cool completely, then cut out an 18 cm circle and leave it in the ring.
9. Prepare the pear jelly by rehydrating the gelatin in a bowl of cold water.
10. In a saucepan, pour half of the pear puree, lemon juice, and sugar, then heat.
11. Off the heat, incorporate the well-drained gelatin and mix to melt it.
12. Add the remaining pear puree and mix again, then let the mixture cool to room temperature before pouring it over the biscuit.
13. Let it set in the freezer for about 1 hour and 30 minutes before preparing the caramel cream.
14. Rehydrate the gelatin in a bowl of cold water.
15. In a saucepan, pour the sugar and heat until you get a brown caramel, without stirring with a spoon.
16. Gradually add the hot cream while stirring continuously.
17. Once the mixture is homogeneous, add the egg yolks and cook until 80-85°C while stirring constantly.
18. Off the heat, incorporate the well-drained gelatin and mix.
19. Strain the cream and let it cool to room temperature before pouring it over the pear jelly.
20. Reserve the entremet in the freezer for at least six hours before preparing the vanilla mousse.
21. Rehydrate the gelatin in a bowl of cold water.
22. In a saucepan, pour the milk and 150 g of heavy cream, add the vanilla seeds and pods, then bring to a boil.
23. In a bowl, mix the egg yolks and sugar to whiten.
24. When the milk and cream are hot, remove from heat and pour over the egg yolk and sugar mixture while stirring.
25. Return everything to the saucepan and cook without stopping stirring until 83-85°C.
26. Off the heat, incorporate the well-drained gelatin and mix.
27. Let it cool to room temperature, then whip 400 g of heavy cream into whipped cream.
28. Gradually add the cooled vanilla custard to the whipped cream, mixing gently.
29. Unmold the entremet and place it in the center of a 22 cm circle lined with acetate.
30. Spread the vanilla mousse evenly and let it set in the freezer for at least six hours.
31. Prepare the caramel glaze by rehydrating the gelatin in a bowl of cold water.
32. Dissolve the cornstarch in 3 tablespoons of water and set aside.
33. In a saucepan, put the sugar and make a dry caramel.
34. When the caramel is amber, gradually add the remaining boiling water while stirring.
35. Add the diluted cornstarch and mix until it lightly boils.
36. Add the cream all at once and mix for about a minute on the heat.
37. Off the heat, add the well-squeezed gelatin and mix.
38. Strain the glaze and let it cool to 27°C before glazing the entremet.
39. Unmold the well-frozen entremet and glaze it.
40. Let the glaze set before placing it on a plate.
41. Decorate with melted white chocolate, small meringue mushrooms, and caramel decorations.