1. Line an 8” square cake pan with parchment paper.

Base A

1. Mix butter, sweetened condensed milk, and rum at medium speed until fluffy (about 8 mins)

2. Add in cake flour, cinnamon, mace, nutmeg and salt. Mix again until well combined. Let sit.

Base B

1. Whisk egg yolks and Horlicks at high speed until thick.

Base C

1. Whisk egg whites until fluffy.

2. Introduce cream of tartar and Horlicks gradually, in small amounts. Continue whisking until stiff peak.

Bring Base A, B & C together

1. Add Base B into Base A, mix until well-combined.

2. Use spatula to fold in ⅓ of Base C into Base A+B combo until well mixed.

3. Fold remainder of Base C in until well-mixed.

Layering

1. 1st layer: spread a small amount of mixture, approx. 3 cm on prepared pan.

2. Bake in the centre rack of oven until golden brown (~8 mins), monitor closely.

3. 2nd layer: switch oven to ‘Broiler’ setting, position the rack close to the top heating element.

4. Layer 2 cm of mixture on top of 1st layer.

5. Dust lightly with spice coat, easier with a fine sieve.

6. Tap the pan to remove air bubbles.

7. Broil for 1-2 minutes till golden brown. Monitor carefully.

8. When layer 2 looks golden brown, add 3rd layer, remove air bubbles, and broil again.

9. Keep layering, spice dusting, knocking out bubbles, and broiling until the whole mixture is used.

10. Cool completely, enjoy to the ‘1000th’!