new Soleier recipe and picture (#622)

* new Soleier recipe

* new Soleier recipe

* new Soleier recipe

src/soleier.md

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+# Soleier (pickled eggs)
+
+![Soleier](pix/soleier.webp)
+
+Soleier are a german pub dish. They are typically enjoyed between two beers.
+
+- ⏲️ Preparation time: 10min
+- 🍳 Cook time: 10min
+- 🍽️ Servings: 10
+
+## Ingredients
+
+- peels of five onions
+- 10 eggs
+- 2 loorber leaves
+- 3 cloves
+- 4 allspice
+- 1Tbsp peppercorns
+- 1Tbsp caraway seeds
+- 1Tbsp mustard seeds
+- 1tsp of Szechuan pepper (optional)
+- 1tsp lovage (optional)
+- 1tsp nutmeg (optional)
+- 100mL vinegar
+- 3 cloves of garlic
+
+## Directions
+
+1. Put 750mL of water and the peels of five onions in a pot and let them cook for five minutes. Remove the peels about twenty minutes later.
+2. Put the eggs, one teaspoon of sugar, two tablespoons of salt and all spices (but vinegar and garlic) in the pot, bring it to a boil and cook them for seven minutes.
+3. Use a spoon to remove the eggs from the pot and crack them all around. Do not remove the eggshell!
+4. Place the eggs and the garlic in a jar, fill it with the spiced water and add the vinegar. Add water, if needed, so that the eggs are covered.
+5. Let them rest for at least three days and at most two weeks at room temperature or slightly below.
+
+## Consumption Recommendation
+
+1. Peel the egg and cut it in half.
+2. Remove the yolk and fill the egg with mustard, oil, salt and pepper.
+3. Place the yolk on top.
+
+## Contribution
+
+- SvenT[github](https://github.com/s8svtang)
+
+;tags: snack german eggs pub