In a large skillet melt 1/4 cup butter and brown sugar. Stir into brown sugar mixture, rum, grated lemon peel, lemon juice, and nutmeg. Add peeled, sliced apples and coat with the spiced brown sugar sauce. Simmer, covered, for 10 minutes, or until the apples are tender. Add 1 Tbl of corn starch, and mix well Cool slightly then pour into a 9-inch unbaked pie shell.
In a medium bowl mix together flour and sugar and almond emulsion. Cut in 1/4 cup butter until crumbly. Add sliced almonds and sprinkle over the apples( leave about a 1/4 c for the next step)
take the other pie shell and use a ruler and cut strips about 1/4 in width. and lay across the pie in a weaved pattern.( start with an X pattern and go from there) sprinkle remaining struesel mixture on the top.
bake at 425 for about 15-20 mins or until top is golden than reduce heat to 375 and bake for 35 mins. remove and cool