For a budget-friendly 8-day mommy retreat in Europe, I recommend staying in Bansko, Bulgaria, which is one of the most affordable ski resorts in Europe. Bansko offers great skiing, stunning mountain views, and plenty of opportunities for wine drinking without the high prices of some more famous ski destinations.
Here’s the detailed itinerary for your retreat:

Day 1: Arrival in Bansko

• Arrival: Private transfer from Sofia Airport (SOF) (approximately 2 hours by car) to your accommodation in Bansko.
• Accommodation: Check into a budget-friendly, comfortable hotel like Hotel Mura, Lucky Bansko Aparthotel, or Premier Luxury Mountain Resort. These hotels offer great value, cozy accommodations, and excellent amenities for relaxation.
• Evening: Settle into your hotel, relax, and enjoy a welcome dinner in the hotel restaurant, which usually offers traditional Bulgarian dishes and fine wines.
• Overnight: Rest and enjoy a peaceful evening.

Day 2: Skiing in Bansko

• Morning: After breakfast, head to Bansko Ski Resort, known for its affordable lift passes and great ski conditions.
  • Private ski lesson: Book a private ski lesson if you’re a beginner or want to improve your technique. If you're an experienced skier, you can explore the resort’s 75 km of slopes.
• Lunch: Take a break at one of the ski area’s mountain restaurants, such as Shiligarnika Hut, where you can enjoy a hot Bulgarian meal.
• Afternoon: Continue skiing or explore the resort’s beautiful views and scenic runs. Alternatively, enjoy a snowshoeing or sledging experience for a more relaxed day.
• Après-ski: After your skiing adventure, enjoy après-ski at The Irish Pub or Amnesia Club in Bansko, both offering great local wines and cocktails.
• Dinner: Enjoy a hearty dinner at your hotel or a nearby restaurant like Sasa or Mehana Bojur.
• Overnight: Return to your hotel and relax.

Day 3: Skiing and Wine Tasting

• Morning: Start your day early with a full morning of skiing at Bansko’s resort.
  • Skiing at Bansko is affordable, so you can enjoy many runs. After your session, grab a hot drink at one of the slopeside cafes.
• Lunch: Enjoy lunch at The Molerite Tavern, a traditional Bulgarian restaurant offering delicious, locally inspired meals.
• Afternoon: Spend the afternoon wine tasting at one of the local wineries near Bansko, such as Villa Yustina Winery, which offers a fantastic selection of Bulgarian wines. You can also visit local wine shops to taste and purchase local wines.
• Dinner: Enjoy a traditional Bulgarian wine-pairing dinner at one of the resort's well-rated restaurants.
• Overnight: Return to your hotel for a relaxing night.

Day 4: Skiing and Snow Activities

• Morning: Head back to Bansko Ski Resort for another day of skiing or snowboarding.
  • Private instructor: Hire a private instructor if you'd like more personalized lessons, or explore the slopes at your own pace.
• Lunch: Stop for lunch at the Ski Center Restaurant, located on the slopes. Enjoy hearty, local dishes like moussaka or kebapche.
• Afternoon: If you want a break from skiing, opt for a snowmobile tour or snowshoeing through the forests of Bansko for some relaxed exploration.
• Après-ski: Head to The London Pub or Happy Bar & Grill for après-ski, where you can enjoy a variety of Bulgarian wines and cocktails.
• Dinner: Savor a delicious dinner at Restaurant Mery, which offers local Bulgarian cuisine paired with great local wines.
• Overnight: Return to your hotel for a peaceful evening.

Day 5: Rest and Relaxation Day (No Museums or Art Galleries)

• Morning: After breakfast, take a leisurely morning at your hotel to unwind.
  • Enjoy the hotel spa facilities, such as a sauna, indoor pool, or even book a massage to pamper yourself.
  • If your hotel offers yoga or wellness classes, take part in a relaxing yoga session or meditate in a quiet space.
• Lunch: Enjoy a light, relaxed lunch at your hotel’s restaurant or a nearby café, such as Valthos Restaurant or Mehana Cheshmata.
• Afternoon: Spend the afternoon at your hotel’s spa or hot springs (if available), relaxing in natural mineral pools or enjoying a wellness treatment.
  • You can also book a private spa treatment, such as a hot stone massage or facial, for ultimate relaxation.
• Evening: Enjoy a quiet dinner at your resort or a cozy local restaurant. Tavern Sasa is a great option for local dishes and an intimate atmosphere.
• Overnight: Enjoy a peaceful and restful night.

Day 6: Skiing and Snow Activities

• Morning: Head to Bansko Ski Resort for a final morning of skiing or snowboarding.
  • Take some time to explore the more challenging slopes or enjoy skiing with an amazing mountain backdrop.
• Lunch: Stop for a warm lunch at Bansko’s Mountain Chalet where you can enjoy local comfort food.
• Afternoon: Consider taking a dog sledding tour or trying ice climbing in the nearby mountains for a unique experience.
• Wine Tasting: For a more relaxed afternoon, head to Local Wine Shop Bansko, where you can enjoy tasting a selection of regional Bulgarian wines.
• Dinner: End your day with a special wine-pairing dinner at Mehana Cheshmata, a popular Bulgarian restaurant offering a fantastic selection of wines to pair with local dishes.
• Overnight: Return to your hotel for a restful night.

Day 7: Skiing and Relaxation

• Morning: Ski in the morning at Bansko Ski Resort or take a private snowshoe tour to enjoy the surrounding winter wonderland.
• Lunch: Enjoy a lunch at The Old Bansko Tavern, where you can enjoy the warmth of a rustic mountain restaurant with delicious food and local wines.
• Afternoon: Spend the afternoon relaxing at your hotel, either with a spa treatment or lounging by the fireplace with a good book and a glass of Bulgarian wine.
• Dinner: Try Restaurant Sasa again for a final night dinner, or enjoy a more casual dinner at Happy Bar & Grill.
• Overnight: Rest in your cozy resort for the night.

Day 8: Departure

• Morning: Enjoy a final breakfast at your hotel, taking in the stunning views one last time.
• Departure: Private transfer to Sofia Airport (SOF) for your flight home.

Additional Notes:

• Private Transfers: All transfers between Sofia Airport and Bansko will be private for your convenience and comfort.
• Affordable Skiing: Bansko is one of the cheapest ski resorts in Europe, offering great value for lift tickets and accommodations.
• Wine Experiences: Bulgaria has a growing wine industry, and you can visit local wineries for an authentic experience and enjoy wine-pairing dinners.
• Rest & Relaxation: Day 5 is focused on relaxation, with plenty of opportunities to pamper yourself at the hotel spa or enjoy quiet time in a cozy mountain setting.

This retreat offers a wonderful balance of skiing, wine drinking, and relaxation, all at an affordable price in the beautiful Bansko Ski Resort. Let me know if you'd like to make any adjustments!