Cooking the pasta according to the instructions on the package. Two minutes before it's ready, add the peas to the boiling water. Once the peas have warmed through, drain the pasta and peas. Pour the pasta with peas into a large bowl and allow to cool to room temperature.
Meanwhile, whisk the lemon juice, lemon zest, mustard, and oil together in a small bowl. Add 1/2 teaspoon salt and 1/4 teaspoon pepper. Pour the dressing over the pasta and mix well.
Add the dill and green onions and toss. When ready to serve, sprinkle with smoked almonds.